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authorAndrew Morton <akpm@linux-foundation.org>2016-12-12 16:43:29 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-12-12 18:55:08 -0800
commit8db378a570330fa0aaa9d75299fe264e4a5b6348 (patch)
treec5c39de4f6d77bcd04483e0809852940d5afc628 /include/linux/backing-dev-defs.h
parent9491ae4aade6814afcfa67f4eb3e3342c2b39750 (diff)
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. Reviewed-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/backing-dev-defs.h')
-rw-r--r--include/linux/backing-dev-defs.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h
index b8144b2d59ce..0b5b1af35e5e 100644
--- a/include/linux/backing-dev-defs.h
+++ b/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;