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| author | Max Filippov <jcmvbkbc@gmail.com> | 2017-04-28 09:40:00 -0700 |
|---|---|---|
| committer | Max Filippov <jcmvbkbc@gmail.com> | 2017-12-09 23:55:56 -0800 |
| commit | 7bf5234db7cce45fa9ff237ce0f45da2bd277cad (patch) | |
| tree | 2b376172285d3d145e3c5ace2ed2307da276dae9 /Documentation/features/debug/stackprotector | |
| parent | bebc6082da0a9f5d47a1ea2edc099bf671058bd4 (diff) | |
| download | cachepc-linux-7bf5234db7cce45fa9ff237ce0f45da2bd277cad.tar.gz cachepc-linux-7bf5234db7cce45fa9ff237ce0f45da2bd277cad.zip | |
xtensa: add -mno-serialize-volatile to CFLAGS
By default xtensa gcc inserts memw for all volatile object accesses.
This is too pessimistic for the kernel: there should be no "normal"
volatile objects, and all special objects, like MMIO or objects shared
between CPUs should have explicit barriers.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'Documentation/features/debug/stackprotector')
0 files changed, 0 insertions, 0 deletions