diff options
Diffstat (limited to 'patches/pthreads.patch')
| -rw-r--r-- | patches/pthreads.patch | 924 |
1 files changed, 0 insertions, 924 deletions
diff --git a/patches/pthreads.patch b/patches/pthreads.patch deleted file mode 100644 index ec29eb915..000000000 --- a/patches/pthreads.patch +++ /dev/null @@ -1,924 +0,0 @@ -Use POSIX threads in userspace. - -Index: zfs+chaos4/cmd/lztest/ztest.c -=================================================================== ---- zfs+chaos4.orig/cmd/lztest/ztest.c -+++ zfs+chaos4/cmd/lztest/ztest.c -@@ -141,7 +141,7 @@ typedef struct ztest_args { - spa_t *za_spa; - objset_t *za_os; - zilog_t *za_zilog; -- thread_t za_thread; -+ pthread_t za_thread; - uint64_t za_instance; - uint64_t za_random; - uint64_t za_diroff; -@@ -224,17 +224,17 @@ ztest_info_t ztest_info[] = { - * Stuff we need to share writably between parent and child. - */ - typedef struct ztest_shared { -- mutex_t zs_vdev_lock; -- rwlock_t zs_name_lock; -- uint64_t zs_vdev_primaries; -- uint64_t zs_enospc_count; -- hrtime_t zs_start_time; -- hrtime_t zs_stop_time; -- uint64_t zs_alloc; -- uint64_t zs_space; -- ztest_info_t zs_info[ZTEST_FUNCS]; -- mutex_t zs_sync_lock[ZTEST_SYNC_LOCKS]; -- uint64_t zs_seq[ZTEST_SYNC_LOCKS]; -+ pthread_mutex_t zs_vdev_lock; -+ pthread_rwlock_t zs_name_lock; -+ uint64_t zs_vdev_primaries; -+ uint64_t zs_enospc_count; -+ hrtime_t zs_start_time; -+ hrtime_t zs_stop_time; -+ uint64_t zs_alloc; -+ uint64_t zs_space; -+ ztest_info_t zs_info[ZTEST_FUNCS]; -+ pthread_mutex_t zs_sync_lock[ZTEST_SYNC_LOCKS]; -+ uint64_t zs_seq[ZTEST_SYNC_LOCKS]; - } ztest_shared_t; - - static char ztest_dev_template[] = "%s/%s.%llua"; -@@ -818,7 +818,7 @@ ztest_spa_create_destroy(ztest_args_t *z - * Attempt to create an existing pool. It shouldn't matter - * what's in the nvroot; we should fail with EEXIST. - */ -- (void) rw_rdlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_rdlock(&ztest_shared->zs_name_lock); - nvroot = make_vdev_root(0, 0, 0, 0, 1); - error = spa_create(za->za_pool, nvroot, NULL, NULL); - nvlist_free(nvroot); -@@ -834,7 +834,7 @@ ztest_spa_create_destroy(ztest_args_t *z - fatal(0, "spa_destroy() = %d", error); - - spa_close(spa, FTAG); -- (void) rw_unlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_unlock(&ztest_shared->zs_name_lock); - } - - /* -@@ -851,7 +851,7 @@ ztest_vdev_add_remove(ztest_args_t *za) - if (zopt_verbose >= 6) - (void) printf("adding vdev\n"); - -- (void) mutex_lock(&ztest_shared->zs_vdev_lock); -+ (void) pthread_mutex_lock(&ztest_shared->zs_vdev_lock); - - spa_config_enter(spa, RW_READER, FTAG); - -@@ -869,7 +869,7 @@ ztest_vdev_add_remove(ztest_args_t *za) - error = spa_vdev_add(spa, nvroot); - nvlist_free(nvroot); - -- (void) mutex_unlock(&ztest_shared->zs_vdev_lock); -+ (void) pthread_mutex_unlock(&ztest_shared->zs_vdev_lock); - - if (error == ENOSPC) - ztest_record_enospc("spa_vdev_add"); -@@ -927,7 +927,7 @@ ztest_vdev_attach_detach(ztest_args_t *z - int error, expected_error; - int fd; - -- (void) mutex_lock(&ztest_shared->zs_vdev_lock); -+ (void) pthread_mutex_lock(&ztest_shared->zs_vdev_lock); - - spa_config_enter(spa, RW_READER, FTAG); - -@@ -1054,7 +1054,7 @@ ztest_vdev_attach_detach(ztest_args_t *z - oldpath, newpath, replacing, error, expected_error); - } - -- (void) mutex_unlock(&ztest_shared->zs_vdev_lock); -+ (void) pthread_mutex_unlock(&ztest_shared->zs_vdev_lock); - } - - /* -@@ -1071,7 +1071,7 @@ ztest_vdev_LUN_growth(ztest_args_t *za) - size_t fsize; - int fd; - -- (void) mutex_lock(&ztest_shared->zs_vdev_lock); -+ (void) pthread_mutex_lock(&ztest_shared->zs_vdev_lock); - - /* - * Pick a random leaf vdev. -@@ -1102,7 +1102,7 @@ ztest_vdev_LUN_growth(ztest_args_t *za) - (void) close(fd); - } - -- (void) mutex_unlock(&ztest_shared->zs_vdev_lock); -+ (void) pthread_mutex_unlock(&ztest_shared->zs_vdev_lock); - } - - /* ARGSUSED */ -@@ -1198,7 +1198,7 @@ ztest_dmu_objset_create_destroy(ztest_ar - uint64_t objects; - ztest_replay_t zr; - -- (void) rw_rdlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_rdlock(&ztest_shared->zs_name_lock); - (void) snprintf(name, 100, "%s/%s_temp_%llu", za->za_pool, za->za_pool, - (u_longlong_t)za->za_instance); - -@@ -1242,7 +1242,7 @@ ztest_dmu_objset_create_destroy(ztest_ar - if (error) { - if (error == ENOSPC) { - ztest_record_enospc("dmu_objset_create"); -- (void) rw_unlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_unlock(&ztest_shared->zs_name_lock); - return; - } - fatal(0, "dmu_objset_create(%s) = %d", name, error); -@@ -1321,7 +1321,7 @@ ztest_dmu_objset_create_destroy(ztest_ar - if (error) - fatal(0, "dmu_objset_destroy(%s) = %d", name, error); - -- (void) rw_unlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_unlock(&ztest_shared->zs_name_lock); - } - - /* -@@ -1335,7 +1335,7 @@ ztest_dmu_snapshot_create_destroy(ztest_ - char snapname[100]; - char osname[MAXNAMELEN]; - -- (void) rw_rdlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_rdlock(&ztest_shared->zs_name_lock); - dmu_objset_name(os, osname); - (void) snprintf(snapname, 100, "%s@%llu", osname, - (u_longlong_t)za->za_instance); -@@ -1348,7 +1348,7 @@ ztest_dmu_snapshot_create_destroy(ztest_ - ztest_record_enospc("dmu_take_snapshot"); - else if (error != 0 && error != EEXIST) - fatal(0, "dmu_take_snapshot() = %d", error); -- (void) rw_unlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_unlock(&ztest_shared->zs_name_lock); - } - - #define ZTEST_TRAVERSE_BLOCKS 1000 -@@ -1992,7 +1992,7 @@ ztest_dmu_write_parallel(ztest_args_t *z - int bs = ZTEST_DIROBJ_BLOCKSIZE; - int do_free = 0; - uint64_t off, txg_how; -- mutex_t *lp; -+ pthread_mutex_t *lp; - char osname[MAXNAMELEN]; - char iobuf[SPA_MAXBLOCKSIZE]; - blkptr_t blk = { 0 }; -@@ -2041,7 +2041,7 @@ ztest_dmu_write_parallel(ztest_args_t *z - } - - lp = &ztest_shared->zs_sync_lock[b]; -- (void) mutex_lock(lp); -+ (void) pthread_mutex_lock(lp); - - wbt->bt_objset = dmu_objset_id(os); - wbt->bt_object = ZTEST_DIROBJ; -@@ -2087,7 +2087,7 @@ ztest_dmu_write_parallel(ztest_args_t *z - dmu_write(os, ZTEST_DIROBJ, off, btsize, wbt, tx); - } - -- (void) mutex_unlock(lp); -+ (void) pthread_mutex_unlock(lp); - - if (ztest_random(1000) == 0) - (void) poll(NULL, 0, 1); /* open dn_notxholds window */ -@@ -2106,7 +2106,7 @@ ztest_dmu_write_parallel(ztest_args_t *z - /* - * dmu_sync() the block we just wrote. - */ -- (void) mutex_lock(lp); -+ (void) pthread_mutex_lock(lp); - - blkoff = P2ALIGN_TYPED(off, bs, uint64_t); - error = dmu_buf_hold(os, ZTEST_DIROBJ, blkoff, FTAG, &db); -@@ -2114,7 +2114,7 @@ ztest_dmu_write_parallel(ztest_args_t *z - if (error) { - dprintf("dmu_buf_hold(%s, %d, %llx) = %d\n", - osname, ZTEST_DIROBJ, blkoff, error); -- (void) mutex_unlock(lp); -+ (void) pthread_mutex_unlock(lp); - return; - } - blkoff = off - blkoff; -@@ -2122,7 +2122,7 @@ ztest_dmu_write_parallel(ztest_args_t *z - dmu_buf_rele(db, FTAG); - za->za_dbuf = NULL; - -- (void) mutex_unlock(lp); -+ (void) pthread_mutex_unlock(lp); - - if (error) { - dprintf("dmu_sync(%s, %d, %llx) = %d\n", -@@ -2502,7 +2502,7 @@ ztest_dsl_prop_get_set(ztest_args_t *za) - char osname[MAXNAMELEN]; - int error; - -- (void) rw_rdlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_rdlock(&ztest_shared->zs_name_lock); - - dmu_objset_name(os, osname); - -@@ -2541,7 +2541,7 @@ ztest_dsl_prop_get_set(ztest_args_t *za) - } - } - -- (void) rw_unlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_unlock(&ztest_shared->zs_name_lock); - } - - static void -@@ -2693,7 +2693,7 @@ ztest_spa_rename(ztest_args_t *za) - int error; - spa_t *spa; - -- (void) rw_wrlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_wrlock(&ztest_shared->zs_name_lock); - - oldname = za->za_pool; - newname = umem_alloc(strlen(oldname) + 5, UMEM_NOFAIL); -@@ -2745,7 +2745,7 @@ ztest_spa_rename(ztest_args_t *za) - - umem_free(newname, strlen(newname) + 1); - -- (void) rw_unlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_unlock(&ztest_shared->zs_name_lock); - } - - -@@ -3090,13 +3090,13 @@ ztest_run(char *pool) - ztest_args_t *za; - spa_t *spa; - char name[100]; -- thread_t tid; -+ pthread_t tid; - -- (void) _mutex_init(&zs->zs_vdev_lock, USYNC_THREAD, NULL); -- (void) rwlock_init(&zs->zs_name_lock, USYNC_THREAD, NULL); -+ (void) pthread_mutex_init(&zs->zs_vdev_lock, NULL); -+ (void) pthread_rwlock_init(&zs->zs_name_lock, NULL); - - for (t = 0; t < ZTEST_SYNC_LOCKS; t++) -- (void) _mutex_init(&zs->zs_sync_lock[t], USYNC_THREAD, NULL); -+ (void) pthread_mutex_init(&zs->zs_sync_lock[t], NULL); - - /* - * Destroy one disk before we even start. -@@ -3153,7 +3153,7 @@ ztest_run(char *pool) - * start the thread before setting the zio_io_fail_shift, which - * will indicate our failure rate. - */ -- error = thr_create(0, 0, ztest_suspend_monitor, NULL, THR_BOUND, &tid); -+ error = pthread_create(&tid, NULL, ztest_suspend_monitor, NULL); - if (error) { - fatal(0, "can't create suspend monitor thread: error %d", - t, error); -@@ -3217,7 +3217,7 @@ ztest_run(char *pool) - if (t < zopt_datasets) { - ztest_replay_t zr; - int test_future = FALSE; -- (void) rw_rdlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_rdlock(&ztest_shared->zs_name_lock); - (void) snprintf(name, 100, "%s/%s_%d", pool, pool, d); - error = dmu_objset_create(name, DMU_OST_OTHER, NULL, 0, - ztest_create_cb, NULL); -@@ -3225,7 +3225,7 @@ ztest_run(char *pool) - test_future = TRUE; - } else if (error == ENOSPC) { - zs->zs_enospc_count++; -- (void) rw_unlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_unlock(&ztest_shared->zs_name_lock); - break; - } else if (error != 0) { - fatal(0, "dmu_objset_create(%s) = %d", -@@ -3236,7 +3236,7 @@ ztest_run(char *pool) - if (error) - fatal(0, "dmu_objset_open('%s') = %d", - name, error); -- (void) rw_unlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_unlock(&ztest_shared->zs_name_lock); - if (test_future) - ztest_dmu_check_future_leak(&za[t]); - zr.zr_os = za[d].za_os; -@@ -3245,15 +3245,15 @@ ztest_run(char *pool) - za[d].za_zilog = zil_open(za[d].za_os, NULL); - } - -- error = thr_create(0, 0, ztest_thread, &za[t], THR_BOUND, -- &za[t].za_thread); -+ error = pthread_create(&za[t].za_thread, NULL, ztest_thread, -+ &za[t]); - if (error) - fatal(0, "can't create thread %d: error %d", - t, error); - } - - while (--t >= 0) { -- error = thr_join(za[t].za_thread, NULL, NULL); -+ error = pthread_join(za[t].za_thread, NULL); - if (error) - fatal(0, "thr_join(%d) = %d", t, error); - if (za[t].za_th) -@@ -3276,14 +3276,14 @@ ztest_run(char *pool) - * If we had out-of-space errors, destroy a random objset. - */ - if (zs->zs_enospc_count != 0) { -- (void) rw_rdlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_rdlock(&ztest_shared->zs_name_lock); - d = (int)ztest_random(zopt_datasets); - (void) snprintf(name, 100, "%s/%s_%d", pool, pool, d); - if (zopt_verbose >= 3) - (void) printf("Destroying %s to free up space\n", name); - (void) dmu_objset_find(name, ztest_destroy_cb, &za[d], - DS_FIND_SNAPSHOTS | DS_FIND_CHILDREN); -- (void) rw_unlock(&ztest_shared->zs_name_lock); -+ (void) pthread_rwlock_unlock(&ztest_shared->zs_name_lock); - } - - txg_wait_synced(spa_get_dsl(spa), 0); -@@ -3301,7 +3301,7 @@ ztest_run(char *pool) - mutex_enter(&spa->spa_zio_lock); - cv_broadcast(&spa->spa_zio_cv); - mutex_exit(&spa->spa_zio_lock); -- error = thr_join(tid, NULL, NULL); -+ error = pthread_join(tid, NULL); - if (error) - fatal(0, "thr_join(%d) = %d", tid, error); - -Index: zfs+chaos4/lib/libuutil/uu_misc.c -=================================================================== ---- zfs+chaos4.orig/lib/libuutil/uu_misc.c -+++ zfs+chaos4/lib/libuutil/uu_misc.c -@@ -37,7 +37,6 @@ - #include <stdlib.h> - #include <string.h> - #include <sys/debug.h> --#include <thread.h> - #include <unistd.h> - - #if !defined(TEXT_DOMAIN) -@@ -70,11 +69,12 @@ static va_list uu_panic_args; - static pthread_t uu_panic_thread; - - static uint32_t _uu_main_error; -+static __thread int _uu_main_thread = 0; - - void - uu_set_error(uint_t code) - { -- if (thr_main() != 0) { -+ if (_uu_main_thread) { - _uu_main_error = code; - return; - } -@@ -103,7 +103,7 @@ uu_set_error(uint_t code) - uint32_t - uu_error(void) - { -- if (thr_main() != 0) -+ if (_uu_main_thread) - return (_uu_main_error); - - if (uu_error_key_setup < 0) /* can't happen? */ -@@ -255,5 +255,6 @@ uu_release_child(void) - static void - uu_init(void) - { -+ _uu_main_thread = 1; - (void) pthread_atfork(uu_lockup, uu_release, uu_release_child); - } -Index: zfs+chaos4/lib/libzfscommon/include/sys/zfs_context_user.h -=================================================================== ---- zfs+chaos4.orig/lib/libzfscommon/include/sys/zfs_context_user.h -+++ zfs+chaos4/lib/libzfscommon/include/sys/zfs_context_user.h -@@ -52,8 +52,7 @@ extern "C" { - #include <errno.h> - #include <string.h> - #include <strings.h> --#include <synch.h> --#include <thread.h> -+#include <pthread.h> - #include <assert.h> - #include <alloca.h> - #include <umem.h> -@@ -191,13 +190,15 @@ _NOTE(CONSTCOND) } while (0) - /* - * Threads - */ --#define curthread ((void *)(uintptr_t)thr_self()) -+ -+/* XXX: not portable */ -+#define curthread ((void *)(uintptr_t)pthread_self()) - - typedef struct kthread kthread_t; - - #define thread_create(stk, stksize, func, arg, len, pp, state, pri) \ - zk_thread_create(func, arg) --#define thread_exit() thr_exit(NULL) -+#define thread_exit() pthread_exit(NULL) - - extern kthread_t *zk_thread_create(void (*func)(), void *arg); - -@@ -207,28 +208,18 @@ extern kthread_t *zk_thread_create(void - /* - * Mutexes - */ -+#define MTX_MAGIC 0x9522f51362a6e326ull - typedef struct kmutex { - void *m_owner; -- boolean_t initialized; -- mutex_t m_lock; -+ uint64_t m_magic; -+ pthread_mutex_t m_lock; - } kmutex_t; - --#define MUTEX_DEFAULT USYNC_THREAD --#undef MUTEX_HELD --#define MUTEX_HELD(m) _mutex_held(&(m)->m_lock) -- --/* -- * Argh -- we have to get cheesy here because the kernel and userland -- * have different signatures for the same routine. -- */ --extern int _mutex_init(mutex_t *mp, int type, void *arg); --extern int _mutex_destroy(mutex_t *mp); -- --#define mutex_init(mp, b, c, d) zmutex_init((kmutex_t *)(mp)) --#define mutex_destroy(mp) zmutex_destroy((kmutex_t *)(mp)) -+#define MUTEX_DEFAULT 0 -+#define MUTEX_HELD(m) ((m)->m_owner == curthread) - --extern void zmutex_init(kmutex_t *mp); --extern void zmutex_destroy(kmutex_t *mp); -+extern void mutex_init(kmutex_t *mp, char *name, int type, void *cookie); -+extern void mutex_destroy(kmutex_t *mp); - extern void mutex_enter(kmutex_t *mp); - extern void mutex_exit(kmutex_t *mp); - extern int mutex_tryenter(kmutex_t *mp); -@@ -237,23 +228,24 @@ extern void *mutex_owner(kmutex_t *mp); - /* - * RW locks - */ -+#define RW_MAGIC 0x4d31fb123648e78aull - typedef struct krwlock { -- void *rw_owner; -- boolean_t initialized; -- rwlock_t rw_lock; -+ void *rw_owner; -+ void *rw_wr_owner; -+ uint64_t rw_magic; -+ pthread_rwlock_t rw_lock; -+ uint_t rw_readers; - } krwlock_t; - - typedef int krw_t; - - #define RW_READER 0 - #define RW_WRITER 1 --#define RW_DEFAULT USYNC_THREAD -- --#undef RW_READ_HELD --#define RW_READ_HELD(x) _rw_read_held(&(x)->rw_lock) -+#define RW_DEFAULT 0 - --#undef RW_WRITE_HELD --#define RW_WRITE_HELD(x) _rw_write_held(&(x)->rw_lock) -+#define RW_READ_HELD(x) ((x)->rw_readers > 0) -+#define RW_WRITE_HELD(x) ((x)->rw_wr_owner == curthread) -+#define RW_LOCK_HELD(x) (RW_READ_HELD(x) || RW_WRITE_HELD(x)) - - extern void rw_init(krwlock_t *rwlp, char *name, int type, void *arg); - extern void rw_destroy(krwlock_t *rwlp); -@@ -271,9 +263,13 @@ extern gid_t *crgetgroups(cred_t *cr); - /* - * Condition variables - */ --typedef cond_t kcondvar_t; -+#define CV_MAGIC 0xd31ea9a83b1b30c4ull -+typedef struct kcondvar { -+ uint64_t cv_magic; -+ pthread_cond_t cv; -+} kcondvar_t; - --#define CV_DEFAULT USYNC_THREAD -+#define CV_DEFAULT 0 - - extern void cv_init(kcondvar_t *cv, char *name, int type, void *arg); - extern void cv_destroy(kcondvar_t *cv); -@@ -444,7 +440,8 @@ extern void delay(clock_t ticks); - #define minclsyspri 60 - #define maxclsyspri 99 - --#define CPU_SEQID (thr_self() & (max_ncpus - 1)) -+/* XXX: not portable */ -+#define CPU_SEQID (pthread_self() & (max_ncpus - 1)) - - #define kcred NULL - #define CRED() NULL -Index: zfs+chaos4/lib/libzpool/kernel.c -=================================================================== ---- zfs+chaos4.orig/lib/libzpool/kernel.c -+++ zfs+chaos4/lib/libzpool/kernel.c -@@ -38,6 +38,7 @@ - #include <sys/zfs_context.h> - #include <sys/zmod.h> - #include <sys/utsname.h> -+#include <sys/time.h> - - /* - * Emulation of kernel services in userland. -@@ -60,11 +61,15 @@ struct utsname utsname = { - kthread_t * - zk_thread_create(void (*func)(), void *arg) - { -- thread_t tid; -+ pthread_t tid; - -- VERIFY(thr_create(0, 0, (void *(*)(void *))func, arg, THR_DETACHED, -- &tid) == 0); -+ pthread_attr_t attr; -+ VERIFY(pthread_attr_init(&attr) == 0); -+ VERIFY(pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED) == 0); - -+ VERIFY(pthread_create(&tid, &attr, (void *(*)(void *))func, arg) == 0); -+ -+ /* XXX: not portable */ - return ((void *)(uintptr_t)tid); - } - -@@ -97,30 +102,37 @@ kstat_delete(kstat_t *ksp) - * ========================================================================= - */ - void --zmutex_init(kmutex_t *mp) -+mutex_init(kmutex_t *mp, char *name, int type, void *cookie) - { -+ ASSERT(type == MUTEX_DEFAULT); -+ ASSERT(cookie == NULL); -+ -+#ifdef IM_FEELING_LUCKY -+ ASSERT(mp->m_magic != MTX_MAGIC); -+#endif -+ - mp->m_owner = NULL; -- mp->initialized = B_TRUE; -- (void) _mutex_init(&mp->m_lock, USYNC_THREAD, NULL); -+ mp->m_magic = MTX_MAGIC; -+ VERIFY3S(pthread_mutex_init(&mp->m_lock, NULL), ==, 0); - } - - void --zmutex_destroy(kmutex_t *mp) -+mutex_destroy(kmutex_t *mp) - { -- ASSERT(mp->initialized == B_TRUE); -+ ASSERT(mp->m_magic == MTX_MAGIC); - ASSERT(mp->m_owner == NULL); -- (void) _mutex_destroy(&(mp)->m_lock); -+ VERIFY3S(pthread_mutex_destroy(&(mp)->m_lock), ==, 0); - mp->m_owner = (void *)-1UL; -- mp->initialized = B_FALSE; -+ mp->m_magic = 0; - } - - void - mutex_enter(kmutex_t *mp) - { -- ASSERT(mp->initialized == B_TRUE); -+ ASSERT(mp->m_magic == MTX_MAGIC); - ASSERT(mp->m_owner != (void *)-1UL); - ASSERT(mp->m_owner != curthread); -- VERIFY(mutex_lock(&mp->m_lock) == 0); -+ VERIFY3S(pthread_mutex_lock(&mp->m_lock), ==, 0); - ASSERT(mp->m_owner == NULL); - mp->m_owner = curthread; - } -@@ -128,9 +140,9 @@ mutex_enter(kmutex_t *mp) - int - mutex_tryenter(kmutex_t *mp) - { -- ASSERT(mp->initialized == B_TRUE); -+ ASSERT(mp->m_magic == MTX_MAGIC); - ASSERT(mp->m_owner != (void *)-1UL); -- if (0 == mutex_trylock(&mp->m_lock)) { -+ if (0 == pthread_mutex_trylock(&mp->m_lock)) { - ASSERT(mp->m_owner == NULL); - mp->m_owner = curthread; - return (1); -@@ -142,16 +154,16 @@ mutex_tryenter(kmutex_t *mp) - void - mutex_exit(kmutex_t *mp) - { -- ASSERT(mp->initialized == B_TRUE); -+ ASSERT(mp->m_magic == MTX_MAGIC); - ASSERT(mutex_owner(mp) == curthread); - mp->m_owner = NULL; -- VERIFY(mutex_unlock(&mp->m_lock) == 0); -+ VERIFY3S(pthread_mutex_unlock(&mp->m_lock), ==, 0); - } - - void * - mutex_owner(kmutex_t *mp) - { -- ASSERT(mp->initialized == B_TRUE); -+ ASSERT(mp->m_magic == MTX_MAGIC); - return (mp->m_owner); - } - -@@ -164,31 +176,48 @@ mutex_owner(kmutex_t *mp) - void - rw_init(krwlock_t *rwlp, char *name, int type, void *arg) - { -- rwlock_init(&rwlp->rw_lock, USYNC_THREAD, NULL); -+ ASSERT(type == RW_DEFAULT); -+ ASSERT(arg == NULL); -+ -+#ifdef IM_FEELING_LUCKY -+ ASSERT(rwlp->rw_magic != RW_MAGIC); -+#endif -+ -+ VERIFY3S(pthread_rwlock_init(&rwlp->rw_lock, NULL), ==, 0); - rwlp->rw_owner = NULL; -- rwlp->initialized = B_TRUE; -+ rwlp->rw_wr_owner = NULL; -+ rwlp->rw_readers = 0; -+ rwlp->rw_magic = RW_MAGIC; - } - - void - rw_destroy(krwlock_t *rwlp) - { -- rwlock_destroy(&rwlp->rw_lock); -- rwlp->rw_owner = (void *)-1UL; -- rwlp->initialized = B_FALSE; -+ ASSERT(rwlp->rw_magic == RW_MAGIC); -+ -+ VERIFY3S(pthread_rwlock_destroy(&rwlp->rw_lock), ==, 0); -+ rwlp->rw_magic = 0; - } - - void - rw_enter(krwlock_t *rwlp, krw_t rw) - { -- ASSERT(!RW_LOCK_HELD(rwlp)); -- ASSERT(rwlp->initialized == B_TRUE); -- ASSERT(rwlp->rw_owner != (void *)-1UL); -+ ASSERT(rwlp->rw_magic == RW_MAGIC); - ASSERT(rwlp->rw_owner != curthread); -+ ASSERT(rwlp->rw_wr_owner != curthread); - -- if (rw == RW_READER) -- (void) rw_rdlock(&rwlp->rw_lock); -- else -- (void) rw_wrlock(&rwlp->rw_lock); -+ if (rw == RW_READER) { -+ VERIFY3S(pthread_rwlock_rdlock(&rwlp->rw_lock), ==, 0); -+ ASSERT(rwlp->rw_wr_owner == NULL); -+ -+ atomic_inc_uint(&rwlp->rw_readers); -+ } else { -+ VERIFY3S(pthread_rwlock_wrlock(&rwlp->rw_lock), ==, 0); -+ ASSERT(rwlp->rw_wr_owner == NULL); -+ ASSERT3U(rwlp->rw_readers, ==, 0); -+ -+ rwlp->rw_wr_owner = curthread; -+ } - - rwlp->rw_owner = curthread; - } -@@ -196,11 +225,16 @@ rw_enter(krwlock_t *rwlp, krw_t rw) - void - rw_exit(krwlock_t *rwlp) - { -- ASSERT(rwlp->initialized == B_TRUE); -- ASSERT(rwlp->rw_owner != (void *)-1UL); -+ ASSERT(rwlp->rw_magic == RW_MAGIC); -+ ASSERT(RW_LOCK_HELD(rwlp)); -+ -+ if (RW_READ_HELD(rwlp)) -+ atomic_dec_uint(&rwlp->rw_readers); -+ else -+ rwlp->rw_wr_owner = NULL; - - rwlp->rw_owner = NULL; -- (void) rw_unlock(&rwlp->rw_lock); -+ VERIFY3S(pthread_rwlock_unlock(&rwlp->rw_lock), ==, 0); - } - - int -@@ -208,19 +242,29 @@ rw_tryenter(krwlock_t *rwlp, krw_t rw) - { - int rv; - -- ASSERT(rwlp->initialized == B_TRUE); -- ASSERT(rwlp->rw_owner != (void *)-1UL); -+ ASSERT(rwlp->rw_magic == RW_MAGIC); - - if (rw == RW_READER) -- rv = rw_tryrdlock(&rwlp->rw_lock); -+ rv = pthread_rwlock_tryrdlock(&rwlp->rw_lock); - else -- rv = rw_trywrlock(&rwlp->rw_lock); -+ rv = pthread_rwlock_trywrlock(&rwlp->rw_lock); - - if (rv == 0) { -+ ASSERT(rwlp->rw_wr_owner == NULL); -+ -+ if (rw == RW_READER) -+ atomic_inc_uint(&rwlp->rw_readers); -+ else { -+ ASSERT3U(rwlp->rw_readers, ==, 0); -+ rwlp->rw_wr_owner = curthread; -+ } -+ - rwlp->rw_owner = curthread; - return (1); - } - -+ VERIFY3S(rv, ==, EBUSY); -+ - return (0); - } - -@@ -228,8 +272,7 @@ rw_tryenter(krwlock_t *rwlp, krw_t rw) - int - rw_tryupgrade(krwlock_t *rwlp) - { -- ASSERT(rwlp->initialized == B_TRUE); -- ASSERT(rwlp->rw_owner != (void *)-1UL); -+ ASSERT(rwlp->rw_magic == RW_MAGIC); - - return (0); - } -@@ -243,22 +286,34 @@ rw_tryupgrade(krwlock_t *rwlp) - void - cv_init(kcondvar_t *cv, char *name, int type, void *arg) - { -- VERIFY(cond_init(cv, type, NULL) == 0); -+ ASSERT(type == CV_DEFAULT); -+ -+#ifdef IM_FEELING_LUCKY -+ ASSERT(cv->cv_magic != CV_MAGIC); -+#endif -+ -+ cv->cv_magic = CV_MAGIC; -+ -+ VERIFY3S(pthread_cond_init(&cv->cv, NULL), ==, 0); - } - - void - cv_destroy(kcondvar_t *cv) - { -- VERIFY(cond_destroy(cv) == 0); -+ ASSERT(cv->cv_magic == CV_MAGIC); -+ VERIFY3S(pthread_cond_destroy(&cv->cv), ==, 0); -+ cv->cv_magic = 0; - } - - void - cv_wait(kcondvar_t *cv, kmutex_t *mp) - { -+ ASSERT(cv->cv_magic == CV_MAGIC); - ASSERT(mutex_owner(mp) == curthread); - mp->m_owner = NULL; -- int ret = cond_wait(cv, &mp->m_lock); -- VERIFY(ret == 0 || ret == EINTR); -+ int ret = pthread_cond_wait(&cv->cv, &mp->m_lock); -+ if (ret != 0) -+ VERIFY3S(ret, ==, EINTR); - mp->m_owner = curthread; - } - -@@ -266,29 +321,38 @@ clock_t - cv_timedwait(kcondvar_t *cv, kmutex_t *mp, clock_t abstime) - { - int error; -+ struct timeval tv; - timestruc_t ts; - clock_t delta; - -+ ASSERT(cv->cv_magic == CV_MAGIC); -+ - top: - delta = abstime - lbolt; - if (delta <= 0) - return (-1); - -- ts.tv_sec = delta / hz; -- ts.tv_nsec = (delta % hz) * (NANOSEC / hz); -+ VERIFY(gettimeofday(&tv, NULL) == 0); -+ -+ ts.tv_sec = tv.tv_sec + delta / hz; -+ ts.tv_nsec = tv.tv_usec * 1000 + (delta % hz) * (NANOSEC / hz); -+ if (ts.tv_nsec >= NANOSEC) { -+ ts.tv_sec++; -+ ts.tv_nsec -= NANOSEC; -+ } - - ASSERT(mutex_owner(mp) == curthread); - mp->m_owner = NULL; -- error = cond_reltimedwait(cv, &mp->m_lock, &ts); -+ error = pthread_cond_timedwait(&cv->cv, &mp->m_lock, &ts); - mp->m_owner = curthread; - -- if (error == ETIME) -+ if (error == ETIMEDOUT) - return (-1); - - if (error == EINTR) - goto top; - -- ASSERT(error == 0); -+ VERIFY3S(error, ==, 0); - - return (1); - } -@@ -296,13 +360,15 @@ top: - void - cv_signal(kcondvar_t *cv) - { -- VERIFY(cond_signal(cv) == 0); -+ ASSERT(cv->cv_magic == CV_MAGIC); -+ VERIFY3S(pthread_cond_signal(&cv->cv), ==, 0); - } - - void - cv_broadcast(kcondvar_t *cv) - { -- VERIFY(cond_broadcast(cv) == 0); -+ ASSERT(cv->cv_magic == CV_MAGIC); -+ VERIFY3S(pthread_cond_broadcast(&cv->cv), ==, 0); - } - - /* -@@ -549,11 +615,11 @@ __dprintf(const char *file, const char * - dprintf_find_string(func)) { - /* Print out just the function name if requested */ - flockfile(stdout); -- /* XXX: the following printf may not be portable */ -+ /* XXX: the following 2 printfs may not be portable */ - if (dprintf_find_string("pid")) - (void) printf("%llu ", (u_longlong_t) getpid()); - if (dprintf_find_string("tid")) -- (void) printf("%u ", (uint_t) thr_self()); -+ (void) printf("%u ", (uint_t) pthread_self()); - if (dprintf_find_string("cpu")) - (void) printf("%u ", getcpuid()); - if (dprintf_find_string("time")) -Index: zfs+chaos4/lib/libzpool/taskq.c -=================================================================== ---- zfs+chaos4.orig/lib/libzpool/taskq.c -+++ zfs+chaos4/lib/libzpool/taskq.c -@@ -43,7 +43,7 @@ struct taskq { - krwlock_t tq_threadlock; - kcondvar_t tq_dispatch_cv; - kcondvar_t tq_wait_cv; -- thread_t *tq_threadlist; -+ pthread_t *tq_threadlist; - int tq_flags; - int tq_active; - int tq_nthreads; -@@ -186,7 +186,7 @@ taskq_create(const char *name, int nthre - tq->tq_maxalloc = maxalloc; - tq->tq_task.task_next = &tq->tq_task; - tq->tq_task.task_prev = &tq->tq_task; -- tq->tq_threadlist = kmem_alloc(nthreads * sizeof (thread_t), KM_SLEEP); -+ tq->tq_threadlist = kmem_alloc(nthreads * sizeof (pthread_t), KM_SLEEP); - - if (flags & TASKQ_PREPOPULATE) { - mutex_enter(&tq->tq_lock); -@@ -196,8 +196,8 @@ taskq_create(const char *name, int nthre - } - - for (t = 0; t < nthreads; t++) -- VERIFY(thr_create(0, 0, taskq_thread, -- tq, THR_BOUND, &tq->tq_threadlist[t]) == 0); -+ VERIFY(pthread_create(&tq->tq_threadlist[t], -+ NULL, taskq_thread, tq) == 0); - - return (tq); - } -@@ -227,9 +227,9 @@ taskq_destroy(taskq_t *tq) - mutex_exit(&tq->tq_lock); - - for (t = 0; t < nthreads; t++) -- VERIFY(thr_join(tq->tq_threadlist[t], NULL, NULL) == 0); -+ VERIFY(pthread_join(tq->tq_threadlist[t], NULL) == 0); - -- kmem_free(tq->tq_threadlist, nthreads * sizeof (thread_t)); -+ kmem_free(tq->tq_threadlist, nthreads * sizeof (pthread_t)); - - rw_destroy(&tq->tq_threadlock); - mutex_destroy(&tq->tq_lock); -@@ -248,7 +248,7 @@ taskq_member(taskq_t *tq, void *t) - return (1); - - for (i = 0; i < tq->tq_nthreads; i++) -- if (tq->tq_threadlist[i] == (thread_t)(uintptr_t)t) -+ if (tq->tq_threadlist[i] == (pthread_t)(uintptr_t)t) - return (1); - - return (0); |