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authorBart Van Assche <bvanassche@acm.org>2022-07-14 11:07:23 -0700
committerJens Axboe <axboe@kernel.dk>2022-07-14 12:14:33 -0600
commit5d12ce77e1e677590de13468fe1a497388de3a9e (patch)
tree12983ef8624500e32286c56363ba480a49ad143d
parentfs/jbd2: Fix the documentation of the jbd2_write_superblock() callers (diff)
downloadlinux-dev-5d12ce77e1e677590de13468fe1a497388de3a9e.tar.xz
linux-dev-5d12ce77e1e677590de13468fe1a497388de3a9e.zip
fs/nfs: Use enum req_op where appropriate
Improve static type checking by using enum req_op for request operations. Rename an 'rw' argument into 'op' since that name is typically used for request operations. This patch does not change any functionality. Note: REQ_OP_READ = READ = 0 and REQ_OP_WRITE = WRITE = 1. Cc: Trond Myklebust <trond.myklebust@hammerspace.com> Cc: Anna Schumaker <anna@kernel.org> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-58-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--fs/nfs/blocklayout/blocklayout.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/fs/nfs/blocklayout/blocklayout.c b/fs/nfs/blocklayout/blocklayout.c
index 79a8b451791f..943aeea1eb16 100644
--- a/fs/nfs/blocklayout/blocklayout.c
+++ b/fs/nfs/blocklayout/blocklayout.c
@@ -121,7 +121,7 @@ static bool offset_in_map(u64 offset, struct pnfs_block_dev_map *map)
}
static struct bio *
-do_add_page_to_bio(struct bio *bio, int npg, int rw, sector_t isect,
+do_add_page_to_bio(struct bio *bio, int npg, enum req_op op, sector_t isect,
struct page *page, struct pnfs_block_dev_map *map,
struct pnfs_block_extent *be, bio_end_io_t end_io,
struct parallel_io *par, unsigned int offset, int *len)
@@ -131,7 +131,7 @@ do_add_page_to_bio(struct bio *bio, int npg, int rw, sector_t isect,
u64 disk_addr, end;
dprintk("%s: npg %d rw %d isect %llu offset %u len %d\n", __func__,
- npg, rw, (unsigned long long)isect, offset, *len);
+ npg, (__force u32)op, (unsigned long long)isect, offset, *len);
/* translate to device offset */
isect += be->be_v_offset;
@@ -154,7 +154,7 @@ do_add_page_to_bio(struct bio *bio, int npg, int rw, sector_t isect,
retry:
if (!bio) {
- bio = bio_alloc(map->bdev, bio_max_segs(npg), rw, GFP_NOIO);
+ bio = bio_alloc(map->bdev, bio_max_segs(npg), op, GFP_NOIO);
bio->bi_iter.bi_sector = disk_addr >> SECTOR_SHIFT;
bio->bi_end_io = end_io;
bio->bi_private = par;
@@ -291,7 +291,7 @@ bl_read_pagelist(struct nfs_pgio_header *header)
} else {
bio = do_add_page_to_bio(bio,
header->page_array.npages - i,
- READ,
+ REQ_OP_READ,
isect, pages[i], &map, &be,
bl_end_io_read, par,
pg_offset, &pg_len);
@@ -420,9 +420,8 @@ bl_write_pagelist(struct nfs_pgio_header *header, int sync)
pg_len = PAGE_SIZE;
bio = do_add_page_to_bio(bio, header->page_array.npages - i,
- WRITE, isect, pages[i], &map, &be,
- bl_end_io_write, par,
- 0, &pg_len);
+ REQ_OP_WRITE, isect, pages[i], &map,
+ &be, bl_end_io_write, par, 0, &pg_len);
if (IS_ERR(bio)) {
header->pnfs_error = PTR_ERR(bio);
bio = NULL;