v2.0.2: amd64: save/restore all 64 bits of rbx around cpuid #2681
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This commit fixes a bug in the timer check. When -fPIC is used we need to save/restore ebx. The code copied from patcher was meant for 32-bit systems and did not work correctly on 64-bit systems. This commit updates the save/restore to use rbx instead of ebx. Fixes open-mpi#2678 Signed-off-by: Nathan Hjelm <[email protected]> (cherry picked from commit 5b70ae3) Signed-off-by: Nathan Hjelm <[email protected]>
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bot:lanl:retest |
hppritcha
approved these changes
Jan 7, 2017
jsquyres
changed the title
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bot:mellanox:retest |
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bot:lanl:retest |
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@jsquyres I'd suggest ignoring the mlnx and merge this. |
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👍 |
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This commit fixes a bug in the timer check. When -fPIC is used we need
to save/restore ebx. The code copied from patcher was meant for 32-bit
systems and did not work correctly on 64-bit systems. This commit
updates the save/restore to use rbx instead of ebx.
Fixes #2678
Signed-off-by: Nathan Hjelm [email protected]
(cherry picked from commit 5b70ae3)
Signed-off-by: Nathan Hjelm [email protected]