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fs: factor out a __generic_write_end helper

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Bits of the buffer.c based write_end implementations that don't know
about buffer_heads and can be reused by other implementations.

Signed-off-by: Christoph Hellwig <[email protected]>
Reviewed-by: Brian Foster <[email protected]>
Reviewed-by: Andreas Gruenbacher <[email protected]>
Reviewed-by: Darrick J. Wong <[email protected]>
Signed-off-by: Darrick J. Wong <[email protected]>
This commit is contained in:
Christoph Hellwig 2018-06-19 15:10:55 -07:00 • committed by Darrick J. Wong
commit a6d639da63
2 changed files with 37 additions and 32 deletions
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fs/internal.h
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@ -43,6 +43,8 @@ static inline int __sync_blockdev(struct block_device *bdev, int wait)
extern void guard_bio_eod(int rw, struct bio *bio);
extern int __block_write_begin_int(struct page *page, loff_t pos, unsigned len,
get_block_t *get_block, struct iomap *iomap);
int __generic_write_end(struct inode *inode, loff_t pos, unsigned copied,
struct page *page);
/*
* char_dev.c