Re: Why set ORIG_EAX(%esp) to -1 in arch/i386/kernel/entry.S:error_code?

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Linus Torvalds wrote:
No. It's important that ORIG_EAX be set to some value that is _not_ a valid system call number, so that the system call restart logic (see the signal handling code) doesn't trigger.
Ah, yes, I see.  I'll add a comment in my i386-pda patch to entry.S.

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