diff options
Diffstat (limited to 'recipes-kernel/cryptodev/sdk_patches/0056-fix-set-min-value-when-allocating-alligned-memory-bu.patch')
| -rw-r--r-- | recipes-kernel/cryptodev/sdk_patches/0056-fix-set-min-value-when-allocating-alligned-memory-bu.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/recipes-kernel/cryptodev/sdk_patches/0056-fix-set-min-value-when-allocating-alligned-memory-bu.patch b/recipes-kernel/cryptodev/sdk_patches/0056-fix-set-min-value-when-allocating-alligned-memory-bu.patch new file mode 100644 index 00000000..d98e5887 --- /dev/null +++ b/recipes-kernel/cryptodev/sdk_patches/0056-fix-set-min-value-when-allocating-alligned-memory-bu.patch @@ -0,0 +1,58 @@ +From ad7fee26da24fca57efee5ba10756e001769b2ce Mon Sep 17 00:00:00 2001 +From: Alexe Radu <radu.alexe@nxp.com> +Date: Tue, 25 Oct 2016 16:46:11 +0300 +Subject: [PATCH 056/104] fix: set min value when allocating alligned memory + buffers + +The function "posix_memalign()" requires that the alignment be at least +sizeof(void*). In some situations the alignmask for some crypto algorithms +is smaller then the minimum required. For ex. on 64-bit platforms where +the alignment may be 4 bytes. + +Signed-off-by: Alexe Radu <radu.alexe@nxp.com> +Signed-off-by: Cristian Stoica <cristian.stoica@nxp.com> +--- + tests/async_speed.c | 4 ++++ + tests/speed.c | 2 ++ + 2 files changed, 6 insertions(+) + +diff --git a/tests/async_speed.c b/tests/async_speed.c +index 263ead7..b895a85 100644 +--- a/tests/async_speed.c ++++ b/tests/async_speed.c +@@ -232,6 +232,7 @@ int run_test(int id, struct test_params tp) + int get_alignmask(int fdc, struct session_op *sess) + { + int alignmask; ++ int min_alignmask = sizeof(void*) - 1; + + #ifdef CIOCGSESSINFO + struct session_info_op siop; +@@ -242,6 +243,9 @@ int get_alignmask(int fdc, struct session_op *sess) + return -EINVAL; + } + alignmask = siop.alignmask; ++ if (alignmask < min_alignmask) { ++ alignmask = min_alignmask; ++ } + #else + alignmask = 0; + #endif +diff --git a/tests/speed.c b/tests/speed.c +index bd6d2b2..0b14c88 100644 +--- a/tests/speed.c ++++ b/tests/speed.c +@@ -80,8 +80,10 @@ int encrypt_data(struct session_op *sess, int fdc, int chunksize, int alignmask) + double total = 0; + double secs, ddata, dspeed; + char metric[16]; ++ int min_alignmask = sizeof(void*) - 1; + + if (alignmask) { ++ alignmask = ((alignmask < min_alignmask) ? min_alignmask : alignmask); + if (posix_memalign((void **)&buffer, MAX(alignmask + 1, sizeof(void*)), chunksize)) { + printf("posix_memalign() failed! (mask %x, size: %d)\n", alignmask+1, chunksize); + return 1; +-- +2.10.2 + |