diff options
| -rw-r--r-- | config/kernel-writepage_t.m4 | 26 | ||||
| -rw-r--r-- | config/kernel.m4 | 2 | ||||
| -rw-r--r-- | module/os/linux/zfs/zpl_file.c | 28 |
3 files changed, 53 insertions, 3 deletions
diff --git a/config/kernel-writepage_t.m4 b/config/kernel-writepage_t.m4 new file mode 100644 index 000000000..3a0cffd98 --- /dev/null +++ b/config/kernel-writepage_t.m4 @@ -0,0 +1,26 @@ +AC_DEFUN([ZFS_AC_KERNEL_SRC_WRITEPAGE_T], [ + dnl # + dnl # 6.3 API change + dnl # The writepage_t function type now has its first argument as + dnl # struct folio* instead of struct page* + dnl # + ZFS_LINUX_TEST_SRC([writepage_t_folio], [ + #include <linux/writeback.h> + int putpage(struct folio *folio, + struct writeback_control *wbc, void *data) + { return 0; } + writepage_t func = putpage; + ],[]) +]) + +AC_DEFUN([ZFS_AC_KERNEL_WRITEPAGE_T], [ + AC_MSG_CHECKING([whether int (*writepage_t)() takes struct folio*]) + ZFS_LINUX_TEST_RESULT([writepage_t_folio], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_WRITEPAGE_T_FOLIO, 1, + [int (*writepage_t)() takes struct folio*]) + ],[ + AC_MSG_RESULT(no) + ]) +]) + diff --git a/config/kernel.m4 b/config/kernel.m4 index 4c7569841..fb07f5004 100644 --- a/config/kernel.m4 +++ b/config/kernel.m4 @@ -151,6 +151,7 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [ ZFS_AC_KERNEL_SRC_IDMAP_MNT_API ZFS_AC_KERNEL_SRC_IATTR_VFSID ZFS_AC_KERNEL_SRC_FILEMAP + ZFS_AC_KERNEL_SRC_WRITEPAGE_T case "$host_cpu" in powerpc*) ZFS_AC_KERNEL_SRC_CPU_HAS_FEATURE @@ -281,6 +282,7 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [ ZFS_AC_KERNEL_IDMAP_MNT_API ZFS_AC_KERNEL_IATTR_VFSID ZFS_AC_KERNEL_FILEMAP + ZFS_AC_KERNEL_WRITEPAGE_T case "$host_cpu" in powerpc*) ZFS_AC_KERNEL_CPU_HAS_FEATURE diff --git a/module/os/linux/zfs/zpl_file.c b/module/os/linux/zfs/zpl_file.c index 0a50f80ea..ce22e9a9e 100644 --- a/module/os/linux/zfs/zpl_file.c +++ b/module/os/linux/zfs/zpl_file.c @@ -736,6 +736,29 @@ zpl_putpage(struct page *pp, struct writeback_control *wbc, void *data) return (0); } +#ifdef HAVE_WRITEPAGE_T_FOLIO +static int +zpl_putfolio(struct folio *pp, struct writeback_control *wbc, void *data) +{ + (void) zpl_putpage(&pp->page, wbc, data); + return (0); +} +#endif + +static inline int +zpl_write_cache_pages(struct address_space *mapping, + struct writeback_control *wbc, void *data) +{ + int result; + +#ifdef HAVE_WRITEPAGE_T_FOLIO + result = write_cache_pages(mapping, wbc, zpl_putfolio, data); +#else + result = write_cache_pages(mapping, wbc, zpl_putpage, data); +#endif + return (result); +} + static int zpl_writepages(struct address_space *mapping, struct writeback_control *wbc) { @@ -760,7 +783,7 @@ zpl_writepages(struct address_space *mapping, struct writeback_control *wbc) */ boolean_t for_sync = (sync_mode == WB_SYNC_ALL); wbc->sync_mode = WB_SYNC_NONE; - result = write_cache_pages(mapping, wbc, zpl_putpage, &for_sync); + result = zpl_write_cache_pages(mapping, wbc, &for_sync); if (sync_mode != wbc->sync_mode) { if ((result = zpl_enter_verify_zp(zfsvfs, zp, FTAG)) != 0) return (result); @@ -776,8 +799,7 @@ zpl_writepages(struct address_space *mapping, struct writeback_control *wbc) * details). That being said, this is a no-op in most cases. */ wbc->sync_mode = sync_mode; - result = write_cache_pages(mapping, wbc, zpl_putpage, - &for_sync); + result = zpl_write_cache_pages(mapping, wbc, &for_sync); } return (result); } |