Function report |
Source Code:block\blk-core.c |
Create Date:2022-07-28 17:00:47 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:lk_finish_plug - mark the end of a batch of submitted I/O*@plug: The &struct blk_plug passed to blk_start_plug()* Description:* Indicate that a batch of I/O submissions is complete. This function* must be paired with an initial call to blk_start_plug()
Proto:void blk_finish_plug(struct blk_plug *plug)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
struct blk_plug * | plug |
1789 | blk_flush_plug_list(plug, false) |
1791 | plug = NULL |
Name | Describe |
---|---|
read_pages | |
shrink_lruvec | |
SYSCALL_DEFINE3 | The madvise(2) system call |
swap_cluster_readahead | swap_cluster_readahead - swap in pages in hope we need them soon*@entry: swap entry of this memory*@gfp_mask: memory allocation flags*@vmf: fault information* Returns the struct page for entry and addr, after queueing swapin. |
swap_vma_readahead | swap_vma_readahead - swap in pages in hope we need them soon*@entry: swap entry of this memory*@gfp_mask: memory allocation flags*@vmf: fault information* Returns the struct page for entry and addr, after queueing swapin.* Primitive swap readahead code |
blkdev_issue_discard | lkdev_issue_discard - queue a discard*@bdev: blockdev to issue discard for*@sector: start sector*@nr_sects: number of sectors to discard*@gfp_mask: memory allocation flags (for bio_alloc)*@flags: BLKDEV_DISCARD_* flags to control behaviour* Description: |
blkdev_issue_write_same | lkdev_issue_write_same - queue a write same operation*@bdev: target blockdev*@sector: start sector*@nr_sects: number of sectors to write*@gfp_mask: memory allocation flags (for bio_alloc)*@page: page containing data* Description: |
blkdev_issue_zeroout | lkdev_issue_zeroout - zero-fill a block range*@bdev: blockdev to write*@sector: start sector*@nr_sects: number of sectors to write*@gfp_mask: memory allocation flags (for bio_alloc)*@flags: controls detailed behavior* Description:* Zero-fill a block |
blk_throtl_dispatch_work_fn | lk_throtl_dispatch_work_fn - work function for throtl_data->dispatch_work*@work: work item being executed* This function is queued for execution when bio's reach the bio_lists[]* of throtl_data->service_queue. Those bio's are ready and issued by this |
wb_writeback | Explicit flushing or periodic writeback of "old" data |
fsync_buffers_list | |
__blkdev_direct_IO | |
blkdev_write_iter | Write data to the block device. Only intended for the block device itself* and the raw driver which basically is a fake block device.* Does not take i_mutex for the write and thus is not for general purpose* use. |
do_blockdev_direct_IO | This is a library function for use by filesystem drivers |
mpage_writepages | mpage_writepages - walk the list of dirty pages of the given address space & writepage() all of them*@mapping: address space structure to write*@wbc: subtract the number of written pages from *@wbc->nr_to_write |
SYSCALL_DEFINE3 | sys_io_submit:* Queue the nr iocbs pointed to by iocbpp for processing |
COMPAT_SYSCALL_DEFINE3 | |
io_submit_state_end | Batched submission is done, ensure local IO is flushed out. |
iomap_dio_rw | map_dio_rw() always completes O_[D]SYNC writes regardless of whether the IO* is being issued as AIO or not. This allows us to optimise pure data writes* to use REQ_FUA rather than requiring generic_write_sync() to issue a* REQ_FLUSH post write |
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