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authorMatthew Wilcox (Oracle)2021-01-29 04:38:57 +0000
committerJens Axboe2021-02-26 15:49:51 -0700
commit5f7136db82996089cdfb2939c7664b29e9da141d (patch)
treef6fb9ac2dafb2ca03002f6c86bc0fb1062fadcfa /fs/f2fs
parent94d4bffdda21baa2c749bc229c41811a7559dd15 (diff)
block: Add bio_max_segs
It's often inconvenient to use BIO_MAX_PAGES due to min() requiring the sign to be the same. Introduce bio_max_segs() and change BIO_MAX_PAGES to be unsigned to make it easier for the users. Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/data.c3
-rw-r--r--fs/f2fs/node.c2
2 files changed, 2 insertions, 3 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index b9721c8f116c..7c95818639a6 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -969,8 +969,7 @@ static struct bio *f2fs_grab_read_bio(struct inode *inode, block_t blkaddr,
unsigned int post_read_steps = 0;
bio = bio_alloc_bioset(for_write ? GFP_NOIO : GFP_KERNEL,
- min_t(int, nr_pages, BIO_MAX_PAGES),
- &f2fs_bioset);
+ bio_max_segs(nr_pages), &f2fs_bioset);
if (!bio)
return ERR_PTR(-ENOMEM);
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index a8a0fb890e8d..4b0e2e3c2c88 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -2747,7 +2747,7 @@ int f2fs_restore_node_summary(struct f2fs_sb_info *sbi,
sum_entry = &sum->entries[0];
for (i = 0; i < last_offset; i += nrpages, addr += nrpages) {
- nrpages = min(last_offset - i, BIO_MAX_PAGES);
+ nrpages = bio_max_segs(last_offset - i);
/* readahead node pages */
f2fs_ra_meta_pages(sbi, addr, nrpages, META_POR, true);