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Subject[tip:x86/debug] x86/asm/xen: Set ELF function type for xen_adjust_exception_frame()
Commit-ID:  9fd216067d75b45eb18d84dc476059de47da07c2
Gitweb: http://git.kernel.org/tip/9fd216067d75b45eb18d84dc476059de47da07c2
Author: Josh Poimboeuf <jpoimboe@redhat.com>
AuthorDate: Thu, 21 Jan 2016 16:49:10 -0600
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Wed, 24 Feb 2016 08:35:41 +0100

x86/asm/xen: Set ELF function type for xen_adjust_exception_frame()

xen_adjust_exception_frame() is a callable function, but is missing the
ELF function type, which confuses tools like stacktool.

Properly annotate it to be a callable function. The generated code is
unchanged.

Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Bernd Petrovitsch <bernd@petrovitsch.priv.at>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Chris J Arges <chris.j.arges@canonical.com>
Cc: David Vrabel <david.vrabel@citrix.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Michal Marek <mmarek@suse.cz>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Pedro Alves <palves@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: live-patching@vger.kernel.org
Link: http://lkml.kernel.org/r/b1851bd17a0986472692a7e3a05290d891382cdd.1453405861.git.jpoimboe@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/xen/xen-asm_64.S | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/x86/xen/xen-asm_64.S b/arch/x86/xen/xen-asm_64.S
index cc8acc4..c3df431 100644
--- a/arch/x86/xen/xen-asm_64.S
+++ b/arch/x86/xen/xen-asm_64.S
@@ -26,6 +26,7 @@ ENTRY(xen_adjust_exception_frame)
mov 8+0(%rsp), %rcx
mov 8+8(%rsp), %r11
ret $16
+ENDPROC(xen_adjust_exception_frame)

hypercall_iret = hypercall_page + __HYPERVISOR_iret * 32
/*
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