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Commit 8db378a5 authored by Andrew Morton's avatar Andrew Morton Committed by Linus Torvalds
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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: default avatarJens Axboe <axboe@kernel.dk>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 9491ae4a

include/linux/backing-dev-defs.h

+1 −1
Original line number Diff line number Diff line
@@ -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;