[dm-devel] [PATCH] dm-crypt: rename crypt_setkey_allcpus to crypt_setkey
Mikulas Patocka
mpatocka at redhat.com
Thu Aug 25 11:12:54 UTC 2016
In the past, dm-crypt used per-cpu crypto context. This has been removed
in the kernel 3.15 and the crypto context is shared between all cpus. This
patch renames the function crypt_setkey_allcpus to crypt_setkey, because
there is really no activity that is done for all cpus.
Signed-off-by: Mikulas Patocka <mpatocka at redhat.com>
Index: linux-2.6/drivers/md/dm-crypt.c
===================================================================
--- linux-2.6.orig/drivers/md/dm-crypt.c
+++ linux-2.6/drivers/md/dm-crypt.c
@@ -1470,7 +1470,7 @@ static int crypt_alloc_tfms(struct crypt
return 0;
}
-static int crypt_setkey_allcpus(struct crypt_config *cc)
+static int crypt_setkey(struct crypt_config *cc)
{
unsigned subkey_size;
int err = 0, i, r;
@@ -1507,7 +1507,7 @@ static int crypt_set_key(struct crypt_co
set_bit(DM_CRYPT_KEY_VALID, &cc->flags);
- r = crypt_setkey_allcpus(cc);
+ r = crypt_setkey(cc);
out:
/* Hex key string not needed after here, so wipe it. */
@@ -1521,7 +1521,7 @@ static int crypt_wipe_key(struct crypt_c
clear_bit(DM_CRYPT_KEY_VALID, &cc->flags);
memset(&cc->key, 0, cc->key_size * sizeof(u8));
- return crypt_setkey_allcpus(cc);
+ return crypt_setkey(cc);
}
static void crypt_dtr(struct dm_target *ti)
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