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authorHerbert Xu <herbert@gondor.apana.org.au>2005-09-02 04:43:25 +0400
committerDavid S. Miller <davem@davemloft.net>2005-09-02 04:43:25 +0400
commiteb6f1160ddb2fdadf50f350da79d0796c37f17e2 (patch)
treee7b048b089b4b0ec9f121eea9a7f5864999dbac3 /drivers/block/cryptoloop.c
parent64baf3cfea974d2b9e671ccfdbc03e030ea5ebc6 (diff)
downloadlinux-eb6f1160ddb2fdadf50f350da79d0796c37f17e2.tar.xz
[CRYPTO]: Use CRYPTO_TFM_REQ_MAY_SLEEP where appropriate
This patch goes through the current users of the crypto layer and sets CRYPTO_TFM_REQ_MAY_SLEEP at crypto_alloc_tfm() where all crypto operations are performed in process context. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/block/cryptoloop.c')
-rw-r--r--drivers/block/cryptoloop.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/block/cryptoloop.c b/drivers/block/cryptoloop.c
index 5be6f998d8c5..3d4261c39f16 100644
--- a/drivers/block/cryptoloop.c
+++ b/drivers/block/cryptoloop.c
@@ -57,9 +57,11 @@ cryptoloop_init(struct loop_device *lo, const struct loop_info64 *info)
mode = strsep(&cmsp, "-");
if (mode == NULL || strcmp(mode, "cbc") == 0)
- tfm = crypto_alloc_tfm(cipher, CRYPTO_TFM_MODE_CBC);
+ tfm = crypto_alloc_tfm(cipher, CRYPTO_TFM_MODE_CBC |
+ CRYPTO_TFM_REQ_MAY_SLEEP);
else if (strcmp(mode, "ecb") == 0)
- tfm = crypto_alloc_tfm(cipher, CRYPTO_TFM_MODE_ECB);
+ tfm = crypto_alloc_tfm(cipher, CRYPTO_TFM_MODE_ECB |
+ CRYPTO_TFM_REQ_MAY_SLEEP);
if (tfm == NULL)
return -EINVAL;