diff options
Diffstat (limited to 'config/kernel.m4')
| -rw-r--r-- | config/kernel.m4 | 253 |
1 files changed, 54 insertions, 199 deletions
diff --git a/config/kernel.m4 b/config/kernel.m4 index e3daeffa8..8151cdc22 100644 --- a/config/kernel.m4 +++ b/config/kernel.m4 @@ -3,12 +3,39 @@ dnl # Default ZFS kernel configuration dnl # AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [ ZFS_AC_KERNEL - ZFS_AC_SPL ZFS_AC_QAT ZFS_AC_TEST_MODULE ZFS_AC_KERNEL_MISC_MINOR ZFS_AC_KERNEL_OBJTOOL ZFS_AC_KERNEL_CONFIG + ZFS_AC_KERNEL_CTL_NAME + ZFS_AC_KERNEL_PDE_DATA + ZFS_AC_KERNEL_SET_FS_PWD_WITH_CONST + ZFS_AC_KERNEL_2ARGS_VFS_FSYNC + ZFS_AC_KERNEL_FS_STRUCT_SPINLOCK + ZFS_AC_KERNEL_KUIDGID_T + ZFS_AC_KERNEL_FALLOCATE + ZFS_AC_KERNEL_2ARGS_ZLIB_DEFLATE_WORKSPACESIZE + ZFS_AC_KERNEL_RWSEM_SPINLOCK_IS_RAW + ZFS_AC_KERNEL_RWSEM_ACTIVITY + ZFS_AC_KERNEL_RWSEM_ATOMIC_LONG_COUNT + ZFS_AC_KERNEL_SCHED_RT_HEADER + ZFS_AC_KERNEL_SCHED_SIGNAL_HEADER + ZFS_AC_KERNEL_IO_SCHEDULE_TIMEOUT + ZFS_AC_KERNEL_4ARGS_VFS_GETATTR + ZFS_AC_KERNEL_3ARGS_VFS_GETATTR + ZFS_AC_KERNEL_2ARGS_VFS_GETATTR + ZFS_AC_KERNEL_USLEEP_RANGE + ZFS_AC_KERNEL_KMEM_CACHE_ALLOCFLAGS + ZFS_AC_KERNEL_KMEM_CACHE_CREATE_USERCOPY + ZFS_AC_KERNEL_WAIT_ON_BIT + ZFS_AC_KERNEL_WAIT_QUEUE_ENTRY_T + ZFS_AC_KERNEL_WAIT_QUEUE_HEAD_ENTRY + ZFS_AC_KERNEL_INODE_LOCK + ZFS_AC_KERNEL_GROUP_INFO_GID + ZFS_AC_KERNEL_WRITE + ZFS_AC_KERNEL_READ + ZFS_AC_KERNEL_TIMER_FUNCTION_TIMER_LIST ZFS_AC_KERNEL_DECLARE_EVENT_CLASS ZFS_AC_KERNEL_CURRENT_BIO_TAIL ZFS_AC_KERNEL_SUPER_USER_NS @@ -106,6 +133,8 @@ AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [ ZFS_AC_KERNEL_FST_MOUNT ZFS_AC_KERNEL_SHRINK ZFS_AC_KERNEL_SHRINK_CONTROL_HAS_NID + ZFS_AC_KERNEL_SHRINK_CONTROL_STRUCT + ZFS_AC_KERNEL_SHRINKER_CALLBACK ZFS_AC_KERNEL_S_INSTANCES_LIST_HEAD ZFS_AC_KERNEL_S_D_OP ZFS_AC_KERNEL_BDI @@ -275,204 +304,6 @@ AC_DEFUN([ZFS_AC_KERNEL], [ ZFS_AC_MODULE_SYMVERS ]) - -dnl # -dnl # Detect the SPL module to be built against -dnl # -AC_DEFUN([ZFS_AC_SPL], [ - AC_ARG_WITH([spl], - AS_HELP_STRING([--with-spl=PATH], - [Path to spl source]), - AS_IF([test "$withval" = "yes"], - AC_MSG_ERROR([--with-spl=PATH requires a PATH]), - [splsrc="$withval"])) - - AC_ARG_WITH([spl-obj], - AS_HELP_STRING([--with-spl-obj=PATH], - [Path to spl build objects]), - [splbuild="$withval"]) - - AC_ARG_WITH([spl-timeout], - AS_HELP_STRING([--with-spl-timeout=SECS], - [Wait SECS for SPL header and symver file @<:@default=0@:>@]), - [timeout="$withval"], [timeout=0]) - - dnl # - dnl # The existence of spl.release.in is used to identify a valid - dnl # source directory. In order of preference: - dnl # - splsrc0="/var/lib/dkms/spl/${VERSION}/build" - splsrc1="/usr/local/src/spl-${VERSION}/${LINUX_VERSION}" - splsrc2="/usr/local/src/spl-${VERSION}" - splsrc3="/usr/src/spl-${VERSION}/${LINUX_VERSION}" - splsrc4="/usr/src/spl-${VERSION}" - splsrc5="../spl/" - splsrc6="$LINUX" - - AC_MSG_CHECKING([spl source directory]) - AS_IF([test -z "${splsrc}"], [ - [all_spl_sources=" - ${splsrc0} - ${splsrc1} - ${splsrc2} - ${splsrc3} - ${splsrc4} - ${splsrc5} - ${splsrc6}"], - AS_IF([ test -e "${splsrc0}/spl.release.in"], [ - splsrc=${splsrc0} - ], [ test -e "${splsrc1}/spl.release.in"], [ - splsrc=${splsrc1} - ], [ test -e "${splsrc2}/spl.release.in"], [ - splsrc=${splsrc2} - ], [ test -e "${splsrc3}/spl.release.in"], [ - splsrc=$(readlink -f "${splsrc3}") - ], [ test -e "${splsrc4}/spl.release.in" ], [ - splsrc=${splsrc4} - ], [ test -e "${splsrc5}/spl.release.in"], [ - splsrc=$(readlink -f "${splsrc5}") - ], [ test -e "${splsrc6}/spl.release.in" ], [ - splsrc=${splsrc6} - ], [ - splsrc="[Not found]" - ]) - ], [ - [all_spl_sources="$withval"], - AS_IF([test "$splsrc" = "NONE"], [ - splbuild=NONE - splsrcver=NONE - ]) - ]) - - AC_MSG_RESULT([$splsrc]) - AS_IF([ test ! -e "$splsrc/spl.release.in"], [ - AC_MSG_ERROR([ - *** Please make sure the kmod spl devel package for your distribution - *** is installed then try again. If that fails you can specify the - *** location of the spl source with the '--with-spl=PATH' option. - *** The spl version must match the version of ZFS you are building, - *** ${VERSION}. Failed to find spl.release.in in the following: - $all_spl_sources]) - ]) - - dnl # - dnl # The existence of the spl_config.h is used to identify a valid - dnl # spl object directory. In many cases the object and source - dnl # directory are the same, however the objects may also reside - dnl # is a subdirectory named after the kernel version. - dnl # - dnl # This file is supposed to be available after DKMS finishes - dnl # building the SPL kernel module for the target kernel. The - dnl # '--with-spl-timeout' option can be passed to pause here, - dnl # waiting for the file to appear from a concurrently building - dnl # SPL package. - dnl # - AC_MSG_CHECKING([spl build directory]) - - all_spl_config_locs="${splsrc}/${LINUX_VERSION} - ${splsrc}" - - while true; do - AS_IF([test -z "$splbuild"], [ - AS_IF([ test -e "${splsrc}/${LINUX_VERSION}/spl_config.h" ], [ - splbuild="${splsrc}/${LINUX_VERSION}" - ], [ test -e "${splsrc}/spl_config.h" ], [ - splbuild="${splsrc}" - ], [ find -L "${splsrc}" -name spl_config.h 2> /dev/null | grep -wq spl_config.h ], [ - splbuild=$(find -L "${splsrc}" -name spl_config.h | sed 's,/spl_config.h,,') - ], [ - splbuild="[Not found]" - ]) - ]) - AS_IF([test -e "$splbuild/spl_config.h" -o $timeout -le 0], [ - break; - ], [ - sleep 1 - timeout=$((timeout-1)) - ]) - done - - AC_MSG_RESULT([$splbuild]) - AS_IF([ ! test -e "$splbuild/spl_config.h"], [ - AC_MSG_ERROR([ - *** Please make sure the kmod spl devel <kernel> package for your - *** distribution is installed then try again. If that fails you - *** can specify the location of the spl objects with the - *** '--with-spl-obj=PATH' option. Failed to find spl_config.h in - *** any of the following: - $all_spl_config_locs]) - ]) - - AC_MSG_CHECKING([spl source version]) - AS_IF([test -r $splbuild/spl_config.h && - fgrep -q SPL_META_VERSION $splbuild/spl_config.h], [ - - splsrcver=`(echo "#include <spl_config.h>"; - echo "splsrcver=SPL_META_VERSION-SPL_META_RELEASE") | - cpp -I $splbuild | - grep "^splsrcver=" | tr -d \" | cut -d= -f2` - ]) - - AS_IF([test -z "$splsrcver"], [ - AC_MSG_RESULT([Not found]) - AC_MSG_ERROR([ - *** Cannot determine the version of the spl source. - *** Please prepare the spl source before running this script]) - ]) - - AC_MSG_RESULT([$splsrcver]) - - SPL=${splsrc} - SPL_OBJ=${splbuild} - SPL_VERSION=${splsrcver} - - AC_SUBST(SPL) - AC_SUBST(SPL_OBJ) - AC_SUBST(SPL_VERSION) - - dnl # - dnl # Detect the name used for the SPL Module.symvers file. If one - dnl # does not exist this is likely because the SPL has been configured - dnl # but not built. The '--with-spl-timeout' option can be passed - dnl # to pause here, waiting for the file to appear from a concurrently - dnl # building SPL package. If the file does not appear in time, a good - dnl # guess is made as to what this file will be named based on what it - dnl # is named in the kernel build products. This file will first be - dnl # used at link time so if the guess is wrong the build will fail - dnl # then. This unfortunately means the ZFS package does not contain a - dnl # reliable mechanism to detect symbols exported by the SPL at - dnl # configure time. - dnl # - AC_MSG_CHECKING([spl file name for module symbols]) - SPL_SYMBOLS=NONE - - while true; do - AS_IF([test -r $SPL_OBJ/Module.symvers], [ - SPL_SYMBOLS=Module.symvers - ], [test -r $SPL_OBJ/Modules.symvers], [ - SPL_SYMBOLS=Modules.symvers - ], [test -r $SPL_OBJ/module/Module.symvers], [ - SPL_SYMBOLS=Module.symvers - ], [test -r $SPL_OBJ/module/Modules.symvers], [ - SPL_SYMBOLS=Modules.symvers - ]) - - AS_IF([test $SPL_SYMBOLS != NONE -o $timeout -le 0], [ - break; - ], [ - sleep 1 - timeout=$((timeout-1)) - ]) - done - - AS_IF([test "$SPL_SYMBOLS" = NONE], [ - SPL_SYMBOLS=$LINUX_SYMBOLS - ]) - - AC_MSG_RESULT([$SPL_SYMBOLS]) - AC_SUBST(SPL_SYMBOLS) -]) - dnl # dnl # Detect the QAT module to be built against dnl # QAT provides hardware acceleration for data compression: @@ -603,6 +434,9 @@ AC_DEFUN([ZFS_AC_KERNEL_CONFIG], [ ZFS_AC_KERNEL_CONFIG_THREAD_SIZE ZFS_AC_KERNEL_CONFIG_DEBUG_LOCK_ALLOC + ZFS_AC_KERNEL_CONFIG_TRIM_UNUSED_KSYMS + ZFS_AC_KERNEL_CONFIG_ZLIB_INFLATE + ZFS_AC_KERNEL_CONFIG_ZLIB_DEFLATE ]) dnl # @@ -673,6 +507,27 @@ AC_DEFUN([ZFS_AC_KERNEL_CONFIG_DEBUG_LOCK_ALLOC], [ ]) dnl # +dnl # Check CONFIG_TRIM_UNUSED_KSYMS +dnl # +dnl # Verify the kernel has CONFIG_TRIM_UNUSED_KSYMS disabled. +dnl # +AC_DEFUN([ZFS_AC_KERNEL_CONFIG_TRIM_UNUSED_KSYMS], [ + AC_MSG_CHECKING([whether CONFIG_TRIM_UNUSED_KSYM is disabled]) + ZFS_LINUX_TRY_COMPILE([ + #if defined(CONFIG_TRIM_UNUSED_KSYMS) + #error CONFIG_TRIM_UNUSED_KSYMS not defined + #endif + ],[ ],[ + AC_MSG_RESULT([yes]) + ],[ + AC_MSG_RESULT([no]) + AC_MSG_ERROR([ + *** This kernel has unused symbols trimming enabled, please disable. + *** Rebuild the kernel with CONFIG_TRIM_UNUSED_KSYMS=n set.]) + ]) +]) + +dnl # dnl # ZFS_LINUX_CONFTEST_H dnl # AC_DEFUN([ZFS_LINUX_CONFTEST_H], [ |