From f99e86485cc32cd16e5cc97f9bb0474f28608d84 Mon Sep 17 00:00:00 2001 From: Damien Le Moal Date: Thu, 12 Jan 2017 07:58:32 -0700 Subject: [PATCH] block: Rename blk_queue_zone_size and bdev_zone_size All block device data fields and functions returning a number of 512B sectors are by convention named xxx_sectors while names in the form xxx_size are generally used for a number of bytes. The blk_queue_zone_size and bdev_zone_size functions were not following this convention so rename them. No functional change is introduced by this patch. Signed-off-by: Damien Le Moal Collapsed the two patches, they were nonsensically split and broke bisection. Signed-off-by: Jens Axboe --- block/blk-zoned.c | 4 ++-- block/partition-generic.c | 14 +++++++------- fs/f2fs/segment.c | 4 ++-- fs/f2fs/super.c | 6 +++--- include/linux/blkdev.h | 6 +++--- 5 files changed, 17 insertions(+), 17 deletions(-) diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 472211fa183a64..3bd15d8095b101 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -16,7 +16,7 @@ static inline sector_t blk_zone_start(struct request_queue *q, sector_t sector) { - sector_t zone_mask = blk_queue_zone_size(q) - 1; + sector_t zone_mask = blk_queue_zone_sectors(q) - 1; return sector & ~zone_mask; } @@ -222,7 +222,7 @@ int blkdev_reset_zones(struct block_device *bdev, return -EINVAL; /* Check alignment (handle eventual smaller last zone) */ - zone_sectors = blk_queue_zone_size(q); + zone_sectors = blk_queue_zone_sectors(q); if (sector & (zone_sectors - 1)) return -EINVAL; diff --git a/block/partition-generic.c b/block/partition-generic.c index d7beb6bbbf668f..7afb9907821fb7 100644 --- a/block/partition-generic.c +++ b/block/partition-generic.c @@ -434,7 +434,7 @@ static bool part_zone_aligned(struct gendisk *disk, struct block_device *bdev, sector_t from, sector_t size) { - unsigned int zone_size = bdev_zone_size(bdev); + unsigned int zone_sectors = bdev_zone_sectors(bdev); /* * If this function is called, then the disk is a zoned block device @@ -446,7 +446,7 @@ static bool part_zone_aligned(struct gendisk *disk, * regular block devices (no zone operation) and their zone size will * be reported as 0. Allow this case. */ - if (!zone_size) + if (!zone_sectors) return true; /* @@ -455,24 +455,24 @@ static bool part_zone_aligned(struct gendisk *disk, * use it. Check the zone size too: it should be a power of 2 number * of sectors. */ - if (WARN_ON_ONCE(!is_power_of_2(zone_size))) { + if (WARN_ON_ONCE(!is_power_of_2(zone_sectors))) { u32 rem; - div_u64_rem(from, zone_size, &rem); + div_u64_rem(from, zone_sectors, &rem); if (rem) return false; if ((from + size) < get_capacity(disk)) { - div_u64_rem(size, zone_size, &rem); + div_u64_rem(size, zone_sectors, &rem); if (rem) return false; } } else { - if (from & (zone_size - 1)) + if (from & (zone_sectors - 1)) return false; if ((from + size) < get_capacity(disk) && - (size & (zone_size - 1))) + (size & (zone_sectors - 1))) return false; } diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 0738f48293ccbf..0d880245375890 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -713,8 +713,8 @@ static int __f2fs_issue_discard_zone(struct f2fs_sb_info *sbi, } sector = SECTOR_FROM_BLOCK(blkstart); - if (sector & (bdev_zone_size(bdev) - 1) || - nr_sects != bdev_zone_size(bdev)) { + if (sector & (bdev_zone_sectors(bdev) - 1) || + nr_sects != bdev_zone_sectors(bdev)) { f2fs_msg(sbi->sb, KERN_INFO, "(%d) %s: Unaligned discard attempted (block %x + %x)", devi, sbi->s_ndevs ? FDEV(devi).path: "", diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 702638e21c7621..46fd30d8af7763 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -1553,16 +1553,16 @@ static int init_blkz_info(struct f2fs_sb_info *sbi, int devi) return 0; if (sbi->blocks_per_blkz && sbi->blocks_per_blkz != - SECTOR_TO_BLOCK(bdev_zone_size(bdev))) + SECTOR_TO_BLOCK(bdev_zone_sectors(bdev))) return -EINVAL; - sbi->blocks_per_blkz = SECTOR_TO_BLOCK(bdev_zone_size(bdev)); + sbi->blocks_per_blkz = SECTOR_TO_BLOCK(bdev_zone_sectors(bdev)); if (sbi->log_blocks_per_blkz && sbi->log_blocks_per_blkz != __ilog2_u32(sbi->blocks_per_blkz)) return -EINVAL; sbi->log_blocks_per_blkz = __ilog2_u32(sbi->blocks_per_blkz); FDEV(devi).nr_blkz = SECTOR_TO_BLOCK(nr_sectors) >> sbi->log_blocks_per_blkz; - if (nr_sectors & (bdev_zone_size(bdev) - 1)) + if (nr_sectors & (bdev_zone_sectors(bdev) - 1)) FDEV(devi).nr_blkz++; FDEV(devi).blkz_type = kmalloc(FDEV(devi).nr_blkz, GFP_KERNEL); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 83695641bd5ec2..ff3d774f27512a 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -739,7 +739,7 @@ static inline bool blk_queue_is_zoned(struct request_queue *q) } } -static inline unsigned int blk_queue_zone_size(struct request_queue *q) +static inline unsigned int blk_queue_zone_sectors(struct request_queue *q) { return blk_queue_is_zoned(q) ? q->limits.chunk_sectors : 0; } @@ -1536,12 +1536,12 @@ static inline bool bdev_is_zoned(struct block_device *bdev) return false; } -static inline unsigned int bdev_zone_size(struct block_device *bdev) +static inline unsigned int bdev_zone_sectors(struct block_device *bdev) { struct request_queue *q = bdev_get_queue(bdev); if (q) - return blk_queue_zone_size(q); + return blk_queue_zone_sectors(q); return 0; }