diff options
| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2023-09-14 16:00:11 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-10-04 10:32:29 -0700 |
| commit | 93b13ecaa713e1fcbf23b7483eec065d300c5ad8 (patch) | |
| tree | dc6fd52f9bd13f82b18a0caf9479cb09fdcf16a5 /fs/buffer.c | |
| parent | 8a83ac54940d27b8f56d766e1cb270d150fedd50 (diff) | |
buffer: remove __getblk_gfp()
Inline it into __bread_gfp().
Link: https://lkml.kernel.org/r/20230914150011.843330-9-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Hui Zhu <teawater@antgroup.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/buffer.c')
| -rw-r--r-- | fs/buffer.c | 36 |
1 files changed, 11 insertions, 25 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index edd118594565..edec8652788c 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -1421,9 +1421,6 @@ EXPORT_SYMBOL(__find_get_block); * @size: The size of buffer_heads for this @bdev. * @gfp: The memory allocation flags to use. * - * In contrast to __getblk_gfp(), the @gfp flags must be all of the flags; - * they are not augmented with the mapping's GFP flags. - * * Return: The buffer head, or NULL if memory could not be allocated. */ struct buffer_head *bdev_getblk(struct block_device *bdev, sector_t block, @@ -1440,27 +1437,6 @@ struct buffer_head *bdev_getblk(struct block_device *bdev, sector_t block, EXPORT_SYMBOL(bdev_getblk); /* - * __getblk_gfp() will locate (and, if necessary, create) the buffer_head - * which corresponds to the passed block_device, block and size. The - * returned buffer has its reference count incremented. - */ -struct buffer_head * -__getblk_gfp(struct block_device *bdev, sector_t block, - unsigned size, gfp_t gfp) -{ - gfp |= mapping_gfp_constraint(bdev->bd_inode->i_mapping, ~__GFP_FS); - - /* - * Prefer looping in the allocator rather than here, at least that - * code knows what it's doing. - */ - gfp |= __GFP_NOFAIL; - - return bdev_getblk(bdev, block, size, gfp); -} -EXPORT_SYMBOL(__getblk_gfp); - -/* * Do async read-ahead on a buffer.. */ void __breadahead(struct block_device *bdev, sector_t block, unsigned size) @@ -1491,7 +1467,17 @@ struct buffer_head * __bread_gfp(struct block_device *bdev, sector_t block, unsigned size, gfp_t gfp) { - struct buffer_head *bh = __getblk_gfp(bdev, block, size, gfp); + struct buffer_head *bh; + + gfp |= mapping_gfp_constraint(bdev->bd_inode->i_mapping, ~__GFP_FS); + + /* + * Prefer looping in the allocator rather than here, at least that + * code knows what it's doing. + */ + gfp |= __GFP_NOFAIL; + + bh = bdev_getblk(bdev, block, size, gfp); if (likely(bh) && !buffer_uptodate(bh)) bh = __bread_slow(bh); |