1__BLKDEV_ISSUE_FLUSH(9)          Block Devices         __BLKDEV_ISSUE_FLUSH(9)
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NAME

6       __blkdev_issue_flush - queue a flush
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SYNOPSIS

9       int __blkdev_issue_flush(struct block_device * bdev, gfp_t gfp_mask,
10                                sector_t * error_sector);
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ARGUMENTS

13       bdev
14           blockdev to issue flush for
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16       gfp_mask
17           memory allocation flags (for bio_alloc)
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19       error_sector
20           error sector
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DESCRIPTION

23       Issue a flush for the block device in question. Caller can supply room
24       for storing the error offset in case of a flush error, if they wish to.
25       If WAIT flag is not passed then caller may check only what request was
26       pushed in some internal queue for later handling.
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29Kernel Hackers Manual 2.6.         June 2019           __BLKDEV_ISSUE_FLUSH(9)
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