From d8e29fbc3bed181f2653fb89ac8c34e40db39c30 Mon Sep 17 00:00:00 2001 From: Ming Lei Date: Fri, 17 Mar 2017 00:12:23 +0800 Subject: [PATCH] md: move two macros into md.h Both raid1 and raid10 share common resync block size and page count, so move them into md.h. Signed-off-by: Ming Lei Signed-off-by: Shaohua Li --- drivers/md/md.h | 5 +++++ drivers/md/raid1.c | 2 -- drivers/md/raid10.c | 3 --- 3 files changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/md/md.h b/drivers/md/md.h index 7a7847d1cc39..31d2d70849b6 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -718,4 +718,9 @@ static inline void mddev_check_writesame(struct mddev *mddev, struct bio *bio) !bdev_get_queue(bio->bi_bdev)->limits.max_write_same_sectors) mddev->queue->limits.max_write_same_sectors = 0; } + +/* Maximum size of each resync request */ +#define RESYNC_BLOCK_SIZE (64*1024) +#define RESYNC_PAGES ((RESYNC_BLOCK_SIZE + PAGE_SIZE-1) / PAGE_SIZE) + #endif /* _MD_MD_H */ diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 569f501fb710..c31f9e206148 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -95,10 +95,8 @@ static void r1bio_pool_free(void *r1_bio, void *data) kfree(r1_bio); } -#define RESYNC_BLOCK_SIZE (64*1024) #define RESYNC_DEPTH 32 #define RESYNC_SECTORS (RESYNC_BLOCK_SIZE >> 9) -#define RESYNC_PAGES ((RESYNC_BLOCK_SIZE + PAGE_SIZE-1) / PAGE_SIZE) #define RESYNC_WINDOW (RESYNC_BLOCK_SIZE * RESYNC_DEPTH) #define RESYNC_WINDOW_SECTORS (RESYNC_WINDOW >> 9) #define CLUSTER_RESYNC_WINDOW (16 * RESYNC_WINDOW) diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 6c9783ba85db..301e73fe2d2f 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -125,9 +125,6 @@ static void r10bio_pool_free(void *r10_bio, void *data) kfree(r10_bio); } -/* Maximum size of each resync request */ -#define RESYNC_BLOCK_SIZE (64*1024) -#define RESYNC_PAGES ((RESYNC_BLOCK_SIZE + PAGE_SIZE-1) / PAGE_SIZE) /* amount of memory to reserve for resync requests */ #define RESYNC_WINDOW (1024*1024) /* maximum number of concurrent requests, memory permitting */