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author | Peter Zijlstra <peterz@infradead.org> | 2018-12-03 18:03:44 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2018-12-17 18:48:09 +0100 |
commit | 721066dfd4d5c0fee5772c777d6930d0f423b4eb (patch) | |
tree | c79ef0f4f26fbdf5696f8e2122fe7a99510ed057 /sound/soc | |
parent | cd01544a268ad8ee5b1dfe42c4393f1095f86879 (diff) | |
download | linux-721066dfd4d5c0fee5772c777d6930d0f423b4eb.tar.gz |
x86/mm/cpa: Fix cpa_flush_array() TLB invalidation
In commit: a7295fd53c39 ("x86/mm/cpa: Use flush_tlb_kernel_range()") I misread the CAP array code and incorrectly used tlb_flush_kernel_range(), resulting in missing TLB flushes and consequent failures. Instead do a full invalidate in this case -- for now. Reported-by: StDenis, Tom <Tom.StDenis@amd.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rik van Riel <riel@surriel.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: dave.hansen@intel.com Fixes: a7295fd53c39 ("x86/mm/cpa: Use flush_tlb_kernel_range()") Link: http://lkml.kernel.org/r/20181203171043.089868285@infradead.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'sound/soc')
0 files changed, 0 insertions, 0 deletions