Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1357874
| From | Baolin Wang <baolin.wang@linaro.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v2 4/4] md: dm-crypt: Initialize the sector number for one request |
| Date | 2016-03-15 09:00 +0100 |
| Message-ID | <rcS3v-7wi-3@gated-at.bofh.it> (permalink) |
| References | <rcRTQ-7sZ-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
If the crypto engine can support the bulk mode, that means the contiguous requests from one block can be merged into one request to be handled by crypto engine. If so, the crypto engine need the sector number of one request to do merging action. Signed-off-by: Baolin Wang <baolin.wang@linaro.org> --- drivers/md/dm-crypt.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 3147c8d..9e2dbfd 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -866,6 +866,7 @@ static int crypt_convert_block(struct crypt_config *cc, return r; } + req->sector = ctx->cc_sector; ablkcipher_request_set_crypt(req, &dmreq->sg_in, &dmreq->sg_out, 1 << SECTOR_SHIFT, iv); -- 1.7.9.5
Back to linux.kernel | Previous | Next — Previous in thread | Find similar | Unroll thread
[PATCH v2 0/4] Introduce bulk mode for crypto engine framework Baolin Wang <baolin.wang@linaro.org> - 2016-03-15 08:50 +0100 [PATCH v2 4/4] md: dm-crypt: Initialize the sector number for one request Baolin Wang <baolin.wang@linaro.org> - 2016-03-15 09:00 +0100
csiph-web