diff options
Diffstat (limited to '0001-LINUX-5.14-explicitly-set-set_page_dirty-to-default.patch')
| -rw-r--r-- | 0001-LINUX-5.14-explicitly-set-set_page_dirty-to-default.patch | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/0001-LINUX-5.14-explicitly-set-set_page_dirty-to-default.patch b/0001-LINUX-5.14-explicitly-set-set_page_dirty-to-default.patch deleted file mode 100644 index bad1b0a4085d..000000000000 --- a/0001-LINUX-5.14-explicitly-set-set_page_dirty-to-default.patch +++ /dev/null @@ -1,72 +0,0 @@ -From 7f907dc1beefcf57325372e6ebefa6df75e1af4c Mon Sep 17 00:00:00 2001 -From: Cheyenne Wills <cwills@sinenomine.net> -Date: Thu, 7 Oct 2021 11:15:58 -0600 -Subject: [PATCH 1/2] LINUX 5.14: explicitly set set_page_dirty to default -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Linux 5.14 commit: 'mm: require ->set_page_dirty to be explicitly wired -up' (0af573780b0b13) removed calling __set_page_dirty_buffers when the -address_space_operations structure member set_page_dirty was NULL. - -A kernel RIP error can occur when the set_page_dirty operation is -requested. (Reproducible by running 'iozone -B -a') - -Update the definition for afs_file_aops to explicitly set the -'set_page_dirty' member to '__set_page_dirty_buffers'. - -There are no functional changes, since this commit is using the same -function that the Linux kernel was using if set_page_dirty had been -NULL. - -Problem originally reported by "Andrej Filipcic" -<andrej.filipcic@ijs.si> in the openafs-info mailing list. The Linux -5.14 commit causing the openafs failure was identified by "Michael Laß" -<lass@mail.upb.de> also on in the openafs-info mailing list. - -Note: The declaration for the function '__set_page_dirty_buffers' was -moved from linux/mm.h into linux/buffer_head.h in Linux 2.6.19. Since -this is close to the minimum supported Linux version 2.6.18, we are not -introducing an additional autoconf test to determine which header file -the declaration for __set_page_dirty_buffers resides in. - -Reviewed-on: https://gerrit.openafs.org/14826 -Tested-by: BuildBot <buildbot@rampaginggeek.com> -Reviewed-by: Mark Vitale <mvitale@sinenomine.net> -Tested-by: Michael Laß <lass@mail.uni-paderborn.de> -Reviewed-by: Michael Laß <lass@mail.uni-paderborn.de> -Tested-by: Cheyenne Wills <cwills@sinenomine.net> -Reviewed-by: Ralf Brunckhorst <rbrunckhorst@sinenomine.net> -Tested-by: Ralf Brunckhorst <rbrunckhorst@sinenomine.net> -Reviewed-by: Benjamin Kaduk <kaduk@mit.edu> -(cherry picked from commit ba485a13e965909b63b25103fdf810de381e4977) - -Change-Id: Iae61573e5ccf9458646eba4403322536fd86f2bf ---- - src/afs/LINUX/osi_vnodeops.c | 2 ++ - 1 file changed, 2 insertions(+) - -diff --git a/src/afs/LINUX/osi_vnodeops.c b/src/afs/LINUX/osi_vnodeops.c -index f4bedae0f..00103a538 100644 ---- a/src/afs/LINUX/osi_vnodeops.c -+++ b/src/afs/LINUX/osi_vnodeops.c -@@ -26,6 +26,7 @@ - #include "afsincludes.h" - #include "afs/afs_stats.h" - #include <linux/mm.h> -+#include <linux/buffer_head.h> - #ifdef HAVE_MM_INLINE_H - #include <linux/mm_inline.h> - #endif -@@ -3287,6 +3288,7 @@ static struct address_space_operations afs_file_aops = { - .readpage = afs_linux_readpage, - .readpages = afs_linux_readpages, - .writepage = afs_linux_writepage, -+ .set_page_dirty = __set_page_dirty_buffers, - #if defined (STRUCT_ADDRESS_SPACE_OPERATIONS_HAS_WRITE_BEGIN) - .write_begin = afs_linux_write_begin, - .write_end = afs_linux_write_end, --- -2.33.1 - |