Revision af726f21ed8af2cdaa4e93098dc211521218ae65 authored by Andy Lutomirski on 23 November 2014, 02:00:31 UTC, committed by Linus Torvalds on 23 November 2014, 21:56:18 UTC
There's nothing special enough about the espfix64 double fault fixup to
justify writing it in assembly.  Move it to C.

This also fixes a bug: if the double fault came from an IST stack, the
old asm code would return to a partially uninitialized stack frame.

Fixes: 3891a04aafd668686239349ea58f3314ea2af86b
Signed-off-by: Andy Lutomirski <luto@amacapital.net>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Cc: stable@vger.kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent fc14f9c
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