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SubjectRe: [RFC PATCH v2 -tip 0/4] x86: signal handler improvement
Hiroshi Shimamoto wrote:
> and errors in __put_user is stored to stack.
> At the end of function, all errors in stack are calculated. If access to user
> space is failed, %edx is set to -EFAULT in exception handler and stored to
> stack for later operation.
> It seems inefficient.

This is a gcc failure, and should be reported to the gcc people.


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