TWiL 52 #194
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TWiL 52 #194
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xry111
reviewed
Jun 29, 2024
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| TODO: amdgpu & LS7A drama [Icenowy] | ||
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| TODO: [xry111]'s fstat work |
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The (likely) final result is https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git/commit/?h=vfs.misc&id=0ef625bba6fb2bc0c8ed2aab9524fdf423f67dd5.
The signal handler can rewrite statx(... "", AT_EMPTY_PATH ...) to statx(... NULL, AT_EMPTY_PATH ...) and the seccomp filter can inspect & allow the latter.
And there is a performance improve even with statx(... "", AT_EMPTY_PATH ...).
TODO: change Glibc to invoke statx(... NULL, AT_EMPTY_PATH ...) directly if configured --with-kernel >= {the first kernel release with this commit }.
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I've provided this as a part of a PR against your personal repo.
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Some updates: xen0n#2 |
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