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| author | Peter Zijlstra <peterz@infradead.org> | 2021-11-15 17:46:39 +0100 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2021-12-11 09:09:45 +0100 |
| commit | c6dbd3e5e69cf3ca47a3864115d4cbdd44619243 (patch) | |
| tree | 1b0c415e73a50ff8f0e036856c325ceccf0db483 /block | |
| parent | bff8c3848e071d387d8b0784dc91fa49cd563774 (diff) | |
| download | linux-c6dbd3e5e69cf3ca47a3864115d4cbdd44619243.tar.bz2 | |
x86/mmx_32: Remove X86_USE_3DNOW
This code puts an exception table entry on the PREFETCH instruction to
overwrite it with a JMP.d8 when it triggers an exception. Except of
course, our code is no longer writable, also SMP.
Instead of fixing this broken mess, simply take it out.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/YZKQzUmeNuwyvZpk@hirez.programming.kicks-ass.net
Diffstat (limited to 'block')
0 files changed, 0 insertions, 0 deletions