diff options
| author | Heinz Mauelshagen <heinzm@redhat.com> | 2023-01-26 17:48:30 +0300 |
|---|---|---|
| committer | Mike Snitzer <snitzer@kernel.org> | 2023-02-14 22:23:06 +0300 |
| commit | a4a82ce3d24d4409143a7b7b980072ada6e20b2a (patch) | |
| tree | 981b568b3ac25f780616a31d12c7872943552f66 /drivers/md/dm-io.c | |
| parent | 255e2646496fcbf836a3dfe1b535692f09f11b45 (diff) | |
| download | linux-a4a82ce3d24d4409143a7b7b980072ada6e20b2a.tar.xz | |
dm: correct block comments format.
Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Diffstat (limited to 'drivers/md/dm-io.c')
| -rw-r--r-- | drivers/md/dm-io.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c index eda61cfab312..628c5a13d010 100644 --- a/drivers/md/dm-io.c +++ b/drivers/md/dm-io.c @@ -81,13 +81,15 @@ void dm_io_client_destroy(struct dm_io_client *client) } EXPORT_SYMBOL(dm_io_client_destroy); -/*----------------------------------------------------------------- +/* + *------------------------------------------------------------------- * We need to keep track of which region a bio is doing io for. * To avoid a memory allocation to store just 5 or 6 bits, we * ensure the 'struct io' pointer is aligned so enough low bits are * always zero and then combine it with the region number directly in * bi_private. - *---------------------------------------------------------------*/ + *------------------------------------------------------------------- + */ static void store_io_and_region_in_bio(struct bio *bio, struct io *io, unsigned int region) { @@ -108,10 +110,12 @@ static void retrieve_io_and_region_from_bio(struct bio *bio, struct io **io, *region = val & (DM_IO_MAX_REGIONS - 1); } -/*----------------------------------------------------------------- +/* + *-------------------------------------------------------------- * We need an io object to keep track of the number of bios that * have been dispatched for a particular io. - *---------------------------------------------------------------*/ + *-------------------------------------------------------------- + */ static void complete_io(struct io *io) { unsigned long error_bits = io->error_bits; @@ -155,10 +159,12 @@ static void endio(struct bio *bio) dec_count(io, region, error); } -/*----------------------------------------------------------------- +/* + *-------------------------------------------------------------- * These little objects provide an abstraction for getting a new * destination page for io. - *---------------------------------------------------------------*/ + *-------------------------------------------------------------- + */ struct dpages { void (*get_page)(struct dpages *dp, struct page **p, unsigned long *len, unsigned int *offset); @@ -291,9 +297,11 @@ static void km_dp_init(struct dpages *dp, void *data) dp->context_ptr = data; } -/*----------------------------------------------------------------- +/* + *--------------------------------------------------------------- * IO routines that accept a list of pages. - *---------------------------------------------------------------*/ + *--------------------------------------------------------------- + */ static void do_region(const blk_opf_t opf, unsigned int region, struct dm_io_region *where, struct dpages *dp, struct io *io) |