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| author | Peter Zijlstra <peterz@infradead.org> | 2023-09-22 10:12:25 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-09-23 11:14:39 +0200 |
| commit | 617cc50c5a5f3d81457782115280f70639557ad5 (patch) | |
| tree | 5c473306cbcc2672a6d3fac4ddb6036e0683cd95 /kernel | |
| parent | e8c9d65f92e3fadaf7a2cd7dfb2796cc5e12e913 (diff) | |
| download | linux-617cc50c5a5f3d81457782115280f70639557ad5.tar.gz linux-617cc50c5a5f3d81457782115280f70639557ad5.tar.bz2 linux-617cc50c5a5f3d81457782115280f70639557ad5.zip | |
x86,static_call: Fix static-call vs return-thunk
commit aee9d30b9744d677509ef790f30f3a24c7841c3d upstream.
Commit
7825451fa4dc ("static_call: Add call depth tracking support")
failed to realize the problem fixed there is not specific to call depth
tracking but applies to all return-thunk uses.
Move the fix to the appropriate place and condition.
Fixes: ee88d363d156 ("x86,static_call: Use alternative RET encoding")
Reported-by: David Kaplan <David.Kaplan@amd.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Ingo Molnar <mingo@kernel.org>
Tested-by: Borislav Petkov (AMD) <bp@alien8.de>
Cc: <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions