X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=config%2Fspl-build.m4;h=eef52334fb10532d00351607990534e50be0777e;hb=9e4fb5c2f9158743c5e87456334c88008e2e2074;hp=83cefabd422ffcf42bcc688b18c1c97f7cea2b99;hpb=2a305c34c8876c06f55475e5ff5163923baa5491;p=mirror_spl-debian.git diff --git a/config/spl-build.m4 b/config/spl-build.m4 index 83cefab..eef5233 100644 --- a/config/spl-build.m4 +++ b/config/spl-build.m4 @@ -27,12 +27,13 @@ AC_DEFUN([SPL_AC_CONFIG_KERNEL], [ SPL_AC_TYPE_ATOMIC64_XCHG SPL_AC_TYPE_UINTPTR_T SPL_AC_2ARGS_REGISTER_SYSCTL - SPL_AC_SET_SHRINKER - SPL_AC_3ARGS_SHRINKER_CALLBACK + SPL_AC_SHRINKER_CALLBACK SPL_AC_PATH_IN_NAMEIDATA SPL_AC_TASK_CURR SPL_AC_CTL_UNNUMBERED SPL_AC_CTL_NAME + SPL_AC_VMALLOC_INFO + SPL_AC_PDE_DATA SPL_AC_FLS64 SPL_AC_DEVICE_CREATE SPL_AC_5ARGS_DEVICE_CREATE @@ -63,7 +64,7 @@ AC_DEFUN([SPL_AC_CONFIG_KERNEL], [ SPL_AC_GET_ZONE_COUNTS SPL_AC_USER_PATH_DIR SPL_AC_SET_FS_PWD - SPL_AC_2ARGS_SET_FS_PWD + SPL_AC_SET_FS_PWD_WITH_CONST SPL_AC_2ARGS_VFS_UNLINK SPL_AC_4ARGS_VFS_RENAME SPL_AC_VFS_FSYNC @@ -71,6 +72,7 @@ AC_DEFUN([SPL_AC_CONFIG_KERNEL], [ SPL_AC_INODE_TRUNCATE_RANGE SPL_AC_FS_STRUCT_SPINLOCK SPL_AC_CRED_STRUCT + SPL_AC_KUIDGID_T SPL_AC_GROUPS_SEARCH SPL_AC_PUT_TASK_STRUCT SPL_AC_5ARGS_PROC_HANDLER @@ -90,6 +92,8 @@ AC_DEFUN([SPL_AC_CONFIG_KERNEL], [ SPL_AC_RWSEM_SPINLOCK_IS_RAW SPL_AC_SCHED_RT_HEADER SPL_AC_2ARGS_VFS_GETATTR + SPL_AC_USLEEP_RANGE + SPL_AC_KMEM_CACHE_ALLOCFLAGS ]) AC_DEFUN([SPL_AC_MODULE_SYMVERS], [ @@ -105,7 +109,7 @@ AC_DEFUN([SPL_AC_MODULE_SYMVERS], [ if ! test -f "$LINUX_OBJ/$LINUX_SYMBOLS"; then AC_MSG_ERROR([ *** Please make sure the kernel devel package for your distribution - *** is installed. If your building with a custom kernel make sure the + *** is installed. If you are building with a custom kernel, make sure the *** kernel is configured, built, and the '--with-linux=PATH' configure *** option refers to the location of the kernel source.]) fi @@ -156,7 +160,7 @@ AC_DEFUN([SPL_AC_KERNEL], [ if test ! -d "$kernelsrc"; then AC_MSG_ERROR([ *** Please make sure the kernel devel package for your distribution - *** is installed then try again. If that fails you can specify the + *** is installed and then try again. If that fails, you can specify the *** location of the kernel source with the '--with-linux=PATH' option.]) fi @@ -229,9 +233,14 @@ AC_DEFUN([SPL_AC_CONFIG_USER], []) dnl # dnl # Check for rpm+rpmbuild to build RPM packages. If these tools -dnl # are missing it is non-fatal but you will not be able to build +dnl # are missing, it is non-fatal, but you will not be able to build dnl # RPM packages and will be warned if you try too. dnl # +dnl # By default, the generic spec file will be used because it requires +dnl # minimal dependencies. Distribution specific spec files can be +dnl # placed under the 'rpm/' directory and enabled using +dnl # the --with-spec= configure option. +dnl # AC_DEFUN([SPL_AC_RPM], [ RPM=rpm RPMBUILD=rpmbuild @@ -256,6 +265,25 @@ AC_DEFUN([SPL_AC_RPM], [ AC_MSG_RESULT([$HAVE_RPMBUILD]) ]) + RPM_DEFINE_COMMON='--define "$(DEBUG_SPL) 1" --define "$(DEBUG_LOG) 1" --define "$(DEBUG_KMEM) 1" --define "$(DEBUG_KMEM_TRACKING) 1"' + RPM_DEFINE_UTIL= + RPM_DEFINE_KMOD='--define "kernels $(LINUX_VERSION)"' + RPM_DEFINE_DKMS= + + SRPM_DEFINE_COMMON='--define "build_src_rpm 1"' + SRPM_DEFINE_UTIL= + SRPM_DEFINE_KMOD= + SRPM_DEFINE_DKMS= + + RPM_SPEC_DIR="rpm/generic" + AC_ARG_WITH([spec], + AS_HELP_STRING([--with-spec=SPEC], + [Spec files 'generic|fedora']), + [RPM_SPEC_DIR="rpm/$withval"]) + + AC_MSG_CHECKING([whether spec files are available]) + AC_MSG_RESULT([yes ($RPM_SPEC_DIR/*.spec.in)]) + AC_SUBST(HAVE_RPM) AC_SUBST(RPM) AC_SUBST(RPM_VERSION) @@ -263,6 +291,16 @@ AC_DEFUN([SPL_AC_RPM], [ AC_SUBST(HAVE_RPMBUILD) AC_SUBST(RPMBUILD) AC_SUBST(RPMBUILD_VERSION) + + AC_SUBST(RPM_SPEC_DIR) + AC_SUBST(RPM_DEFINE_UTIL) + AC_SUBST(RPM_DEFINE_KMOD) + AC_SUBST(RPM_DEFINE_DKMS) + AC_SUBST(RPM_DEFINE_COMMON) + AC_SUBST(SRPM_DEFINE_UTIL) + AC_SUBST(SRPM_DEFINE_KMOD) + AC_SUBST(SRPM_DEFINE_DKMS) + AC_SUBST(SRPM_DEFINE_COMMON) ]) dnl # @@ -847,37 +885,18 @@ AC_DEFUN([SPL_AC_2ARGS_REGISTER_SYSCTL], ]) ]) -dnl # -dnl # 2.6.23 API change -dnl # Old set_shrinker API replaced with register_shrinker -dnl # -AC_DEFUN([SPL_AC_SET_SHRINKER], [ - AC_MSG_CHECKING([whether set_shrinker() available]) - SPL_LINUX_TRY_COMPILE([ - #include - ],[ - return set_shrinker(DEFAULT_SEEKS, NULL); - ],[ - AC_MSG_RESULT([yes]) - AC_DEFINE(HAVE_SET_SHRINKER, 1, - [set_shrinker() available]) - ],[ - AC_MSG_RESULT([no]) - ]) -]) - -dnl # -dnl # 2.6.35 API change, -dnl # Add context to shrinker callback -dnl # -AC_DEFUN([SPL_AC_3ARGS_SHRINKER_CALLBACK], - [AC_MSG_CHECKING([whether shrinker callback wants 3 args]) +AC_DEFUN([SPL_AC_SHRINKER_CALLBACK],[ tmp_flags="$EXTRA_KCFLAGS" EXTRA_KCFLAGS="-Werror" + dnl # + dnl # 2.6.23 to 2.6.34 API change + dnl # ->shrink(int nr_to_scan, gfp_t gfp_mask) + dnl # + AC_MSG_CHECKING([whether old 2-argument shrinker exists]) SPL_LINUX_TRY_COMPILE([ #include - int shrinker_cb(struct shrinker *, int, unsigned int); + int shrinker_cb(int nr_to_scan, gfp_t gfp_mask); ],[ struct shrinker cache_shrinker = { .shrink = shrinker_cb, @@ -886,10 +905,86 @@ AC_DEFUN([SPL_AC_3ARGS_SHRINKER_CALLBACK], register_shrinker(&cache_shrinker); ],[ AC_MSG_RESULT(yes) - AC_DEFINE(HAVE_3ARGS_SHRINKER_CALLBACK, 1, - [shrinker callback wants 3 args]) + AC_DEFINE(HAVE_2ARGS_OLD_SHRINKER_CALLBACK, 1, + [old shrinker callback wants 2 args]) ],[ AC_MSG_RESULT(no) + dnl # + dnl # 2.6.35 - 2.6.39 API change + dnl # ->shrink(struct shrinker *, + dnl # int nr_to_scan, gfp_t gfp_mask) + dnl # + AC_MSG_CHECKING([whether old 3-argument shrinker exists]) + SPL_LINUX_TRY_COMPILE([ + #include + + int shrinker_cb(struct shrinker *, int nr_to_scan, + gfp_t gfp_mask); + ],[ + struct shrinker cache_shrinker = { + .shrink = shrinker_cb, + .seeks = DEFAULT_SEEKS, + }; + register_shrinker(&cache_shrinker); + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_3ARGS_SHRINKER_CALLBACK, 1, + [old shrinker callback wants 3 args]) + ],[ + AC_MSG_RESULT(no) + dnl # + dnl # 3.0 - 3.11 API change + dnl # ->shrink(struct shrinker *, + dnl # struct shrink_control *sc) + dnl # + AC_MSG_CHECKING( + [whether new 2-argument shrinker exists]) + SPL_LINUX_TRY_COMPILE([ + #include + + int shrinker_cb(struct shrinker *, + struct shrink_control *sc); + ],[ + struct shrinker cache_shrinker = { + .shrink = shrinker_cb, + .seeks = DEFAULT_SEEKS, + }; + register_shrinker(&cache_shrinker); + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_2ARGS_NEW_SHRINKER_CALLBACK, 1, + [new shrinker callback wants 2 args]) + ],[ + AC_MSG_RESULT(no) + dnl # + dnl # 3.12 API change, + dnl # ->shrink() is logically split in to + dnl # ->count_objects() and ->scan_objects() + dnl # + AC_MSG_CHECKING( + [whether ->count_objects callback exists]) + SPL_LINUX_TRY_COMPILE([ + #include + + unsigned long shrinker_cb( + struct shrinker *, + struct shrink_control *sc); + ],[ + struct shrinker cache_shrinker = { + .count_objects = shrinker_cb, + .scan_objects = shrinker_cb, + .seeks = DEFAULT_SEEKS, + }; + register_shrinker(&cache_shrinker); + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_SPLIT_SHRINKER_CALLBACK, + 1, [->count_objects exists]) + ],[ + AC_MSG_ERROR(error) + ]) + ]) + ]) ]) EXTRA_KCFLAGS="$tmp_flags" ]) @@ -1323,6 +1418,43 @@ AC_DEFUN([SPL_AC_GET_VMALLOC_INFO], ]) ]) +dnl # +dnl # 3.10 API change, +dnl # struct vmalloc_info is now declared in linux/vmalloc.h +dnl # +AC_DEFUN([SPL_AC_VMALLOC_INFO], [ + AC_MSG_CHECKING([whether struct vmalloc_info is declared]) + SPL_LINUX_TRY_COMPILE([ + #include + struct vmalloc_info { void *a; }; + ],[ + return 0; + ],[ + AC_MSG_RESULT(no) + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_VMALLOC_INFO, 1, [yes]) + ]) +]) + +dnl # +dnl # 3.10 API change, +dnl # PDE is replaced by PDE_DATA +dnl # +AC_DEFUN([SPL_AC_PDE_DATA], [ + AC_MSG_CHECKING([whether PDE_DATA() is available]) + SPL_LINUX_TRY_COMPILE_SYMBOL([ + #include + ], [ + PDE_DATA(NULL); + ], [PDE_DATA], [], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_PDE_DATA, 1, [yes]) + ],[ + AC_MSG_RESULT(no) + ]) +]) + dnl # dnl # 2.6.17 API change dnl # The helper functions first_online_pgdat(), next_online_pgdat(), and @@ -1672,60 +1804,133 @@ AC_DEFUN([SPL_AC_SET_FS_PWD], ]) dnl # -dnl # 2.6.25 API change, -dnl # Simplied API by replacing mnt+dentry args with a single path arg. +dnl # 3.9 API change +dnl # set_fs_pwd takes const struct path * dnl # -AC_DEFUN([SPL_AC_2ARGS_SET_FS_PWD], - [AC_MSG_CHECKING([whether set_fs_pwd() wants 2 args]) +AC_DEFUN([SPL_AC_SET_FS_PWD_WITH_CONST], + tmp_flags="$EXTRA_KCFLAGS" + EXTRA_KCFLAGS="-Werror" + [AC_MSG_CHECKING([whether set_fs_pwd() requires const struct path *]) SPL_LINUX_TRY_COMPILE([ - #include + #include #include + #include + void (*const set_fs_pwd_func) + (struct fs_struct *, const struct path *) + = set_fs_pwd; ],[ - set_fs_pwd(NULL, NULL); + return 0; ],[ AC_MSG_RESULT(yes) - AC_DEFINE(HAVE_2ARGS_SET_FS_PWD, 1, - [set_fs_pwd() wants 2 args]) + AC_DEFINE(HAVE_SET_FS_PWD_WITH_CONST, 1, + [set_fs_pwd() needs const path *]) ],[ - AC_MSG_RESULT(no) + SPL_LINUX_TRY_COMPILE([ + #include + #include + #include + void (*const set_fs_pwd_func) + (struct fs_struct *, struct path *) + = set_fs_pwd; + ],[ + return 0; + ],[ + AC_MSG_RESULT(no) + ],[ + AC_MSG_ERROR(unknown) + ]) ]) + EXTRA_KCFLAGS="$tmp_flags" ]) -dnl # -dnl # SLES API change, never adopted in mainline, -dnl # Third 'struct vfsmount *' argument removed. -dnl # AC_DEFUN([SPL_AC_2ARGS_VFS_UNLINK], [AC_MSG_CHECKING([whether vfs_unlink() wants 2 args]) SPL_LINUX_TRY_COMPILE([ #include ],[ - vfs_unlink(NULL, NULL); + vfs_unlink((struct inode *) NULL, (struct dentry *) NULL); ],[ AC_MSG_RESULT(yes) AC_DEFINE(HAVE_2ARGS_VFS_UNLINK, 1, [vfs_unlink() wants 2 args]) ],[ AC_MSG_RESULT(no) + dnl # + dnl # Linux 3.13 API change + dnl # Added delegated inode + dnl # + AC_MSG_CHECKING([whether vfs_unlink() wants 3 args]) + SPL_LINUX_TRY_COMPILE([ + #include + ],[ + vfs_unlink((struct inode *) NULL, + (struct dentry *) NULL, + (struct inode **) NULL); + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_3ARGS_VFS_UNLINK, 1, + [vfs_unlink() wants 3 args]) + ],[ + AC_MSG_ERROR(no) + ]) + ]) ]) -dnl # -dnl # SLES API change, never adopted in mainline, -dnl # Third and sixth 'struct vfsmount *' argument removed. -dnl # AC_DEFUN([SPL_AC_4ARGS_VFS_RENAME], [AC_MSG_CHECKING([whether vfs_rename() wants 4 args]) SPL_LINUX_TRY_COMPILE([ #include ],[ - vfs_rename(NULL, NULL, NULL, NULL); + vfs_rename((struct inode *) NULL, (struct dentry *) NULL, + (struct inode *) NULL, (struct dentry *) NULL); ],[ AC_MSG_RESULT(yes) AC_DEFINE(HAVE_4ARGS_VFS_RENAME, 1, [vfs_rename() wants 4 args]) ],[ AC_MSG_RESULT(no) + dnl # + dnl # Linux 3.13 API change + dnl # Added delegated inode + dnl # + AC_MSG_CHECKING([whether vfs_rename() wants 5 args]) + SPL_LINUX_TRY_COMPILE([ + #include + ],[ + vfs_rename((struct inode *) NULL, + (struct dentry *) NULL, + (struct inode *) NULL, + (struct dentry *) NULL, + (struct inode **) NULL); + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_5ARGS_VFS_RENAME, 1, + [vfs_rename() wants 5 args]) + ],[ + AC_MSG_RESULT(no) + dnl # + dnl # Linux 3.15 API change + dnl # Added flags + dnl # + AC_MSG_CHECKING([whether vfs_rename() wants 6 args]) + SPL_LINUX_TRY_COMPILE([ + #include + ],[ + vfs_rename((struct inode *) NULL, + (struct dentry *) NULL, + (struct inode *) NULL, + (struct dentry *) NULL, + (struct inode **) NULL, + (unsigned int) 0); + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_6ARGS_VFS_RENAME, 1, + [vfs_rename() wants 6 args]) + ],[ + AC_MSG_ERROR(no) + ]) + ]) ]) ]) @@ -1773,6 +1978,36 @@ AC_DEFUN([SPL_AC_CRED_STRUCT], [ ]) ]) + +dnl # +dnl # User namespaces, use kuid_t in place of uid_t +dnl # where available. Not strictly a user namespaces thing +dnl # but it should prevent surprises +dnl # +AC_DEFUN([SPL_AC_KUIDGID_T], [ + AC_MSG_CHECKING([whether kuid_t/kgid_t is available]) + SPL_LINUX_TRY_COMPILE([ + #include + ], [ + kuid_t userid = KUIDT_INIT(0); + kgid_t groupid = KGIDT_INIT(0); + ],[ + SPL_LINUX_TRY_COMPILE([ + #include + ], [ + kuid_t userid = 0; + kgid_t groupid = 0; + ],[ + AC_MSG_RESULT(yes; optional) + ],[ + AC_MSG_RESULT(yes; mandatory) + AC_DEFINE(HAVE_KUIDGID_T, 1, [kuid_t/kgid_t in use]) + ]) + ],[ + AC_MSG_RESULT(no) + ]) +]) + dnl # dnl # Custom SPL patch may export this symbol. dnl # @@ -1780,8 +2015,15 @@ AC_DEFUN([SPL_AC_GROUPS_SEARCH], [AC_MSG_CHECKING([whether groups_search() is available]) SPL_LINUX_TRY_COMPILE_SYMBOL([ #include + #ifdef HAVE_KUIDGID_T + #include + #endif ], [ + #ifdef HAVE_KUIDGID_T + groups_search(NULL, KGIDT_INIT(0)); + #else groups_search(NULL, 0); + #endif ], [groups_search], [], [ AC_MSG_RESULT(yes) AC_DEFINE(HAVE_GROUPS_SEARCH, 1, [groups_search() is available]) @@ -2269,3 +2511,62 @@ AC_DEFUN([SPL_AC_2ARGS_VFS_GETATTR], [ ]) ]) ]) + +dnl # +dnl # 2.6.36 API compatibility. +dnl # Added usleep_range timer. +dnl # usleep_range is a finer precision implementation of msleep +dnl # designed to be a drop-in replacement for udelay where a precise +dnl # sleep / busy-wait is unnecessary. +dnl # +AC_DEFUN([SPL_AC_USLEEP_RANGE], [ + AC_MSG_CHECKING([whether usleep_range() is available]) + SPL_LINUX_TRY_COMPILE([ + #include + ],[ + usleep_range(0, 0); + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_USLEEP_RANGE, 1, + [usleep_range is available]) + ],[ + AC_MSG_RESULT(no) + ]) +]) + +dnl # +dnl # 2.6.35 API change, +dnl # The cachep->gfpflags member was renamed cachep->allocflags. These are +dnl # private allocation flags which are applied when allocating a new slab +dnl # in kmem_getpages(). Unfortunately there is no public API for setting +dnl # non-default flags. +dnl # +AC_DEFUN([SPL_AC_KMEM_CACHE_ALLOCFLAGS], [ + AC_MSG_CHECKING([whether struct kmem_cache has allocflags]) + SPL_LINUX_TRY_COMPILE([ + #include + ],[ + struct kmem_cache cachep __attribute__ ((unused)); + cachep.allocflags = GFP_KERNEL; + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_KMEM_CACHE_ALLOCFLAGS, 1, + [struct kmem_cache has allocflags]) + ],[ + AC_MSG_RESULT(no) + + AC_MSG_CHECKING([whether struct kmem_cache has gfpflags]) + SPL_LINUX_TRY_COMPILE([ + #include + ],[ + struct kmem_cache cachep __attribute__ ((unused)); + cachep.gfpflags = GFP_KERNEL; + ],[ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_KMEM_CACHE_GFPFLAGS, 1, + [struct kmem_cache has gfpflags]) + ],[ + AC_MSG_RESULT(no) + ]) + ]) +])