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| author |   Josh Poimboeuf <jpoimboe@redhat.com> | 2017-09-18 14:42:01 -0500 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2017-09-20 17:42:31 +0800 |
| commit | b46c9d717645529417ca9045cfdbf59f84922573 (patch) | |
| tree | cb98b9444c028c11bd4cc1c888d68dcb462c1e4b /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | crypto: x86/blowfish - Fix RBP usage (diff) | |
| download | wireguard-linux-b46c9d717645529417ca9045cfdbf59f84922573.tar.xz wireguard-linux-b46c9d717645529417ca9045cfdbf59f84922573.zip | |
crypto: x86/camellia - Fix RBP usage
Using RBP as a temporary register breaks frame pointer convention and
breaks stack traces when unwinding from an interrupt in the crypto code.
Use R12 instead of RBP. Both are callee-saved registers, so the
substitution is straightforward.
Reported-by: Eric Biggers <ebiggers@google.com>
Reported-by: Peter Zijlstra <peterz@infradead.org>
Tested-by: Eric Biggers <ebiggers@google.com>
Acked-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions