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| author | Matthew Wilcox <mawilcox@microsoft.com> | 2018-01-18 13:52:17 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-01-19 10:47:51 -0800 |
| commit | 4b664e739f7743f91e1d12ebfb7a76307ebea702 (patch) | |
| tree | 3fcda6df9410cb392a7a1ce7614d296b47840ec9 /arch/powerpc | |
| parent | 726ba84b50acf6f5816c1d854150612d2a511bab (diff) | |
| download | op-kernel-dev-4b664e739f7743f91e1d12ebfb7a76307ebea702.zip op-kernel-dev-4b664e739f7743f91e1d12ebfb7a76307ebea702.tar.gz | |
ia64: Rewrite atomic_add and atomic_sub
Force __builtin_constant_p to evaluate whether the argument to atomic_add
& atomic_sub is constant in the front-end before optimisations which
can lead GCC to output a call to __bad_increment_for_ia64_fetch_and_add().
See GCC bugzilla 83653.
Signed-off-by: Jakub Jelinek <jakub@redhat.com>
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc')
0 files changed, 0 insertions, 0 deletions
