* + include-linux-backing-dev-defsh-shrink-struct-backing_dev_info.patch added to -mm tree
@ 2016-11-19 0:23 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2016-11-19 0:23 UTC (permalink / raw)
To: akpm, axboe, mm-commits
The patch titled
Subject: include/linux/backing-dev-defs.h: shrink struct backing_dev_info
has been added to the -mm tree. Its filename is
include-linux-backing-dev-defsh-shrink-struct-backing_dev_info.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/include-linux-backing-dev-defsh-shrink-struct-backing_dev_info.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/include-linux-backing-dev-defsh-shrink-struct-backing_dev_info.patch
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------------------------------------------------------
From: Andrew Morton <akpm@linux-foundation.org>
Subject: include/linux/backing-dev-defs.h: shrink struct backing_dev_info
Move the 4-byte `capabilities' field next to other 4-byte things. Shrinks
sizeof(backing_dev_info) by 8 bytes on x86_64 for some strange reason.
Cc: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
include/linux/backing-dev-defs.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN include/linux/backing-dev-defs.h~include-linux-backing-dev-defsh-shrink-struct-backing_dev_info include/linux/backing-dev-defs.h
--- a/include/linux/backing-dev-defs.h~include-linux-backing-dev-defsh-shrink-struct-backing_dev_info
+++ a/include/linux/backing-dev-defs.h
@@ -137,12 +137,12 @@ struct backing_dev_info {
struct list_head bdi_list;
unsigned long ra_pages; /* max readahead in PAGE_SIZE units */
unsigned long io_pages; /* max allowed IO size */
- unsigned int capabilities; /* Device capabilities */
congested_fn *congested_fn; /* Function pointer if device is md/dm */
void *congested_data; /* Pointer to aux data for congested func */
char *name;
+ unsigned int capabilities; /* Device capabilities */
unsigned int min_ratio;
unsigned int max_ratio, max_prop_frac;
_
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ocfs2-old-mle-put-and-release-after-the-function-dlm_add_migration_mle-called-fix.patch
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mm-mempolicy-clean-up-__gfp_thisnode-confusion-in-policy_zonelist-checkpatch-fixes.patch
mm-unexport-__get_user_pages_unlocked-checkpatch-fixes.patch
mm-disable-numa-migration-faults-for-dax-vmas-fix.patch
filemap-add-comment-for-confusing-logic-in-page_cache_tree_insert-fix.patch
include-linux-backing-dev-defsh-shrink-struct-backing_dev_info.patch
scripts-checkpatchpl-fix-spelling.patch
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ipc-sem-rework-task-wakeups-checkpatch-fixes.patch
ipc-sem-optimize-perform_atomic_semop-checkpatch-fixes.patch
ipc-sem-simplify-wait-wake-loop-checkpatch-fixes.patch
linux-next-rejects.patch
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2016-11-19 0:23 + include-linux-backing-dev-defsh-shrink-struct-backing_dev_info.patch added to -mm tree akpm
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