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generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-11-16 12:29:24 +0000
4562404c48c6882214821552c13f'>8e1f74ea02cf4562404c48c6882214821552c13f (patch) tree931135d5d5cf00255d596520bd59c4067d669c22 parenta85d6b8242dc78ef3f4542a0f979aebcbe77fc4e (diff)
usercopy: remove page-spanning test for now
A custom allocator without __GFP_COMP that copies to userspace has been found in vmw_execbuf_process[1], so this disables the page-span checker by placing it behind a CONFIG for future work where such things can be tracked down later. [1] https://bugzilla.redhat.com/show_bug.cgi?id=1373326 Reported-by: Vinson Lee <vlee@freedesktop.org> Fixes: f5509cc18daa ("mm: Hardened usercopy") Signed-off-by: Kees Cook <keescook@chromium.org>
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