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btrfs: replace BTRFS_MAX_BIO_SECTORS with BIO_MAX_VECS

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It's impossible to have a btrfs bio with more than BIO_MAX_VECS vectors
anyway.  And there is only one location utilizing that macro, just
replace it with BIO_MAX_VECS. Both have the same value.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo
2025-10-27 18:58:47 +10:30
committed by David Sterba
parent c913649c1b
commit afc04c8b1b
2 changed files with 1 additions and 8 deletions
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7
fs/btrfs/bio.h
View File

@@ -18,13 +18,6 @@ struct btrfs_inode;
#define BTRFS_BIO_INLINE_CSUM_SIZE 64
/*
* Maximum number of sectors for a single bio to limit the size of the
* checksum array. This matches the number of bio_vecs per bio and thus the
* I/O size for buffered I/O.
*/
#define BTRFS_MAX_BIO_SECTORS (256)
typedef void (*btrfs_bio_end_io_t)(struct btrfs_bio *bbio);
/*

2
fs/btrfs/direct-io.c
View File

@@ -385,7 +385,7 @@ static int btrfs_dio_iomap_begin(struct inode *inode, loff_t start,
* to allocate a contiguous array for the checksums.
*/
if (!write)
len = min_t(u64, len, fs_info->sectorsize * BTRFS_MAX_BIO_SECTORS);
len = min_t(u64, len, fs_info->sectorsize * BIO_MAX_VECS);
lockstart = start;
lockend = start + len - 1;