A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-29 19:21:31 -04:00
Code Issues Projects Releases Packages Wiki Activity

block: move bio_integrity_{intervals,bytes} into blkdev.h

Browse source 
This allows bio_integrity_bytes() to be called from drivers instead of
open coding it.

Acked-by: Martin K. Petersen <[email protected]>
Signed-off-by: Greg Edwards <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Greg Edwards 2018-07-25 10:22:58 -04:00 • committed by Jens Axboe
commit 359f642700
2 changed files with 34 additions and 22 deletions
Download patch file Download diff file Expand all files Collapse all files

22
block/bio-integrity.c
View file

@ -159,28 +159,6 @@ int bio_integrity_add_page(struct bio *bio, struct page *page,
}
EXPORT_SYMBOL(bio_integrity_add_page);
/**
* bio_integrity_intervals - Return number of integrity intervals for a bio
* @bi: blk_integrity profile for device
* @sectors: Size of the bio in 512-byte sectors
*
* Description: The block layer calculates everything in 512 byte
* sectors but integrity metadata is done in terms of the data integrity
* interval size of the storage device. Convert the block layer sectors
* to the appropriate number of integrity intervals.
*/
static inline unsigned int bio_integrity_intervals(struct blk_integrity *bi,
unsigned int sectors)
{
return sectors >> (bi->interval_exp - 9);
}
static inline unsigned int bio_integrity_bytes(struct blk_integrity *bi,
unsigned int sectors)
{
return bio_integrity_intervals(bi, sectors) * bi->tuple_size;
}
/**
* bio_integrity_process - Process integrity metadata for a bio
* @bio: bio to generate/verify integrity metadata for