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The following commit has been merged into the x86/mm branch of tip:
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The following commit has been merged into the x86/mm branch of tip:
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Commit-ID: 1701771d3069fbee154ca48e882e227fdcfbb583
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Commit-ID: 0f0a9bf602449c0114117a72eab4329c9a22176d
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Gitweb: https://git.kernel.org/tip/1701771d3069fbee154ca48e882e227fdcfbb583
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Gitweb: https://git.kernel.org/tip/0f0a9bf602449c0114117a72eab4329c9a22176d
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Author: Mateusz Guzik <mjguzik@gmail.com>
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Author: Mateusz Guzik <mjguzik@gmail.com>
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AuthorDate: Tue, 01 Apr 2025 16:35:20 +02:00
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AuthorDate: Tue, 01 Apr 2025 16:35:20 +02:00
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Committer: Ingo Molnar <mingo@kernel.org>
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Committer: Ingo Molnar <mingo@kernel.org>
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CommitterDate: Tue, 01 Apr 2025 22:48:56 +02:00
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CommitterDate: Tue, 01 Apr 2025 20:26:35 +02:00
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x86/mm: Stop prefetching current->mm->mmap_lock on page faults
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x86/mm: Stop prefetching current->mm->mmap_lock on page faults
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The prefetchw() dates back decades and the fundamental notion of doing
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The prefetchw() dates back decades and the fundamental notion of doing
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something like this on a lock is shady.
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something like this on a lock is shady.
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