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x86-64: move save_paranoid into .kprobes.text

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Impact: mark save_paranoid as non-kprobe-able code

This appears to be necessary as the function gets called from
kprobes-unsafe exception handling stubs (i.e. which themselves
live in .kprobes.text).

Signed-off-by: Jan Beulich <jbeulich@novell.com>
LKML-Reference: <49B8F44F.76E4.0078.0@novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jan Beulich
2009-03-12 10:38:55 +00:00
committed by Ingo Molnar
parent 9fa7266c2f
commit c2810188c1
1 changed files with 2 additions and 0 deletions
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2
arch/x86/kernel/entry_64.S
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@@ -368,6 +368,7 @@ ENTRY(save_rest)
END(save_rest) END(save_rest)
/* save complete stack frame */ /* save complete stack frame */
.pushsection .kprobes.text, "ax"
ENTRY(save_paranoid) ENTRY(save_paranoid)
XCPT_FRAME 1 RDI+8 XCPT_FRAME 1 RDI+8
cld cld
@@ -396,6 +397,7 @@ ENTRY(save_paranoid)
1: ret 1: ret
CFI_ENDPROC CFI_ENDPROC
END(save_paranoid) END(save_paranoid)
.popsection
/* /*
* A newly forked process directly context switches into this address. * A newly forked process directly context switches into this address.