diff options
| author | V3n3RiX <venerix@redcorelinux.org> | 2021-09-11 19:18:58 +0100 |
|---|---|---|
| committer | V3n3RiX <venerix@redcorelinux.org> | 2021-09-11 19:18:58 +0100 |
| commit | 6ac2a001590357fb85d6f56e3e52c68d3e1b9220 (patch) | |
| tree | 3d2a96f296bf1575672aae909ff38a3fdbe2b2cf /sys-kernel/zfs-dkms/files/1c24bf966c373009f2be77438e8696aabf50a7e7.diff | |
| parent | 84c55809e3ad28710de495b107f4c8f57ed53975 (diff) | |
sys-kernel/zfs-dkms && sys-fs/zfs-utils : add linux-5.14 compat
Diffstat (limited to 'sys-kernel/zfs-dkms/files/1c24bf966c373009f2be77438e8696aabf50a7e7.diff')
| -rw-r--r-- | sys-kernel/zfs-dkms/files/1c24bf966c373009f2be77438e8696aabf50a7e7.diff | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/sys-kernel/zfs-dkms/files/1c24bf966c373009f2be77438e8696aabf50a7e7.diff b/sys-kernel/zfs-dkms/files/1c24bf966c373009f2be77438e8696aabf50a7e7.diff new file mode 100644 index 00000000..e53bfb1c --- /dev/null +++ b/sys-kernel/zfs-dkms/files/1c24bf966c373009f2be77438e8696aabf50a7e7.diff @@ -0,0 +1,84 @@ +diff --git a/config/kernel-vfs-set_page_dirty.m4 b/config/kernel-vfs-set_page_dirty.m4 +new file mode 100644 +index 00000000000..a9d252e4e01 +--- /dev/null ++++ b/config/kernel-vfs-set_page_dirty.m4 +@@ -0,0 +1,34 @@ ++dnl # ++dnl # Linux 5.14 adds a change to require set_page_dirty to be manually ++dnl # wired up in struct address_space_operations. Determine if this needs ++dnl # to be done. This patch set also introduced __set_page_dirty_nobuffers ++dnl # declaration in linux/pagemap.h, so these tests look for the presence ++dnl # of that function to tell the compiler to assign set_page_dirty in ++dnl # module/os/linux/zfs/zpl_file.c ++dnl # ++AC_DEFUN([ZFS_AC_KERNEL_SRC_VFS_SET_PAGE_DIRTY_NOBUFFERS], [ ++ ZFS_LINUX_TEST_SRC([vfs_has_set_page_dirty_nobuffers], [ ++ #include <linux/pagemap.h> ++ #include <linux/fs.h> ++ ++ static const struct address_space_operations ++ aops __attribute__ ((unused)) = { ++ .set_page_dirty = __set_page_dirty_nobuffers, ++ }; ++ ],[]) ++]) ++ ++AC_DEFUN([ZFS_AC_KERNEL_VFS_SET_PAGE_DIRTY_NOBUFFERS], [ ++ dnl # ++ dnl # Linux 5.14 change requires set_page_dirty() to be assigned ++ dnl # in address_space_operations() ++ dnl # ++ AC_MSG_CHECKING([__set_page_dirty_nobuffers exists]) ++ ZFS_LINUX_TEST_RESULT([vfs_has_set_page_dirty_nobuffers], [ ++ AC_MSG_RESULT([yes]) ++ AC_DEFINE(HAVE_VFS_SET_PAGE_DIRTY_NOBUFFERS, 1, ++ [__set_page_dirty_nobuffers exists]) ++ ],[ ++ AC_MSG_RESULT([no]) ++ ]) ++]) +diff --git a/config/kernel.m4 b/config/kernel.m4 +index 7196e66ca28..5ea2286dbcc 100644 +--- a/config/kernel.m4 ++++ b/config/kernel.m4 +@@ -132,6 +132,7 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [ + ZFS_AC_KERNEL_SRC_SIGNAL_STOP + ZFS_AC_KERNEL_SRC_SIGINFO + ZFS_AC_KERNEL_SRC_SET_SPECIAL_STATE ++ ZFS_AC_KERNEL_SRC_VFS_SET_PAGE_DIRTY_NOBUFFERS + + AC_MSG_CHECKING([for available kernel interfaces]) + ZFS_LINUX_TEST_COMPILE_ALL([kabi]) +@@ -237,6 +238,7 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [ + ZFS_AC_KERNEL_SIGNAL_STOP + ZFS_AC_KERNEL_SIGINFO + ZFS_AC_KERNEL_SET_SPECIAL_STATE ++ ZFS_AC_KERNEL_VFS_SET_PAGE_DIRTY_NOBUFFERS + ]) + + dnl # +diff --git a/module/os/linux/zfs/zpl_file.c b/module/os/linux/zfs/zpl_file.c +index 0319148b983..63002fe3b93 100644 +--- a/module/os/linux/zfs/zpl_file.c ++++ b/module/os/linux/zfs/zpl_file.c +@@ -33,6 +33,9 @@ + #include <sys/zfs_vfsops.h> + #include <sys/zfs_vnops.h> + #include <sys/zfs_project.h> ++#ifdef HAVE_VFS_SET_PAGE_DIRTY_NOBUFFERS ++#include <linux/pagemap.h> ++#endif + + /* + * When using fallocate(2) to preallocate space, inflate the requested +@@ -1018,6 +1021,9 @@ const struct address_space_operations zpl_address_space_operations = { + .writepage = zpl_writepage, + .writepages = zpl_writepages, + .direct_IO = zpl_direct_IO, ++#ifdef HAVE_VFS_SET_PAGE_DIRTY_NOBUFFERS ++ .set_page_dirty = __set_page_dirty_nobuffers, ++#endif + }; + + const struct file_operations zpl_file_operations = { |