diff options
| author | Brian Behlendorf <[email protected]> | 2010-08-26 11:49:16 -0700 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2010-08-31 13:41:58 -0700 |
| commit | c28b227942b421ebdc03c9df9a012642fb517223 (patch) | |
| tree | ec584e21d6fbc819353792d54a7dffb454029111 /module/zfs/arc.c | |
| parent | 00b46022c676e402e3f33ce93ee2983bbad2c46f (diff) | |
Add linux kernel module support
Setup linux kernel module support, this includes:
- zfs context for kernel/user
- kernel module build system integration
- kernel module macros
- kernel module symbol export
- kernel module options
Signed-off-by: Brian Behlendorf <[email protected]>
Diffstat (limited to 'module/zfs/arc.c')
| -rw-r--r-- | module/zfs/arc.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/module/zfs/arc.c b/module/zfs/arc.c index f1d51805b..f8dfee2cc 100644 --- a/module/zfs/arc.c +++ b/module/zfs/arc.c @@ -174,9 +174,9 @@ static boolean_t arc_warm; /* * These tunables are for performance analysis. */ -uint64_t zfs_arc_max; -uint64_t zfs_arc_min; -uint64_t zfs_arc_meta_limit = 0; +unsigned long zfs_arc_max = 0; +unsigned long zfs_arc_min = 0; +unsigned long zfs_arc_meta_limit = 0; int zfs_arc_grow_retry = 0; int zfs_arc_shrink_shift = 0; int zfs_arc_p_min_shift = 0; @@ -4680,3 +4680,18 @@ l2arc_stop(void) cv_wait(&l2arc_feed_thr_cv, &l2arc_feed_thr_lock); mutex_exit(&l2arc_feed_thr_lock); } + +#if defined(_KERNEL) && defined(HAVE_SPL) +EXPORT_SYMBOL(arc_read); +EXPORT_SYMBOL(arc_buf_remove_ref); +EXPORT_SYMBOL(arc_getbuf_func); + +module_param(zfs_arc_min, ulong, 0644); +MODULE_PARM_DESC(zfs_arc_min, "Minimum arc size"); + +module_param(zfs_arc_max, ulong, 0644); +MODULE_PARM_DESC(zfs_arc_max, "Maximum arc size"); + +module_param(zfs_arc_meta_limit, ulong, 0644); +MODULE_PARM_DESC(zfs_arc_meta_limit, "Meta limit for arc size"); +#endif |