From 8e005f7c0276317cfa8fcb0291a0df57f9ef832c Mon Sep 17 00:00:00 2001 From: majianpeng Date: Thu, 14 Nov 2013 15:16:18 +1100 Subject: raid1: Add some macros to make code clearly. In a subsequent patch, we'll use some const parameters. Using macros will make the code clearly. Signed-off-by: Jianpeng Ma Signed-off-by: NeilBrown --- drivers/md/raid1.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers/md') diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index ba5efb08086..78da3392f57 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -84,10 +84,12 @@ static void r1bio_pool_free(void *r1_bio, void *data) } #define RESYNC_BLOCK_SIZE (64*1024) -//#define RESYNC_BLOCK_SIZE PAGE_SIZE +#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 (2048*1024) +#define RESYNC_WINDOW (RESYNC_BLOCK_SIZE * RESYNC_DEPTH) +#define RESYNC_WINDOW_SECTORS (RESYNC_WINDOW >> 9) +#define NEXT_NORMALIO_DISTANCE (3 * RESYNC_WINDOW_SECTORS) static void * r1buf_pool_alloc(gfp_t gfp_flags, void *data) { @@ -814,8 +816,6 @@ static void flush_pending_writes(struct r1conf *conf) * there is no normal IO happeing. It must arrange to call * lower_barrier when the particular background IO completes. */ -#define RESYNC_DEPTH 32 - static void raise_barrier(struct r1conf *conf) { spin_lock_irq(&conf->resync_lock); -- cgit v1.2.3-18-g5258