Messages in this thread Patch in this message | | | Date | Wed, 20 Jun 2012 10:04:29 -0700 | From | tip-bot for Li Zhong <> | Subject | [tip:x86/debug] x86/nmi: Clean up register_nmi_handler() usage |
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Commit-ID: 0718467c859f5571dc48d294596f841096f6a47a Gitweb: http://git.kernel.org/tip/0718467c859f5571dc48d294596f841096f6a47a Author: Li Zhong <zhong@linux.vnet.ibm.com> AuthorDate: Mon, 18 Jun 2012 15:56:33 -0400 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Wed, 20 Jun 2012 14:23:17 +0200
x86/nmi: Clean up register_nmi_handler() usage
Implement a cleaner and easier to maintain version for the section warning fixes implemented in commit eeaaa96a3a21 ("x86/nmi: Fix section mismatch warnings on 32-bit").
Signed-off-by: Li Zhong <zhong@linux.vnet.ibm.com> Signed-off-by: Don Zickus <dzickus@redhat.com> Cc: Jan Beulich <JBeulich@suse.com> Link: http://lkml.kernel.org/r/1340049393-17771-1-git-send-email-dzickus@redhat.com Signed-off-by: Ingo Molnar <mingo@kernel.org> --- arch/x86/include/asm/nmi.h | 20 +++----------------- arch/x86/kernel/nmi_selftest.c | 7 ++++--- 2 files changed, 7 insertions(+), 20 deletions(-)
diff --git a/arch/x86/include/asm/nmi.h b/arch/x86/include/asm/nmi.h index dc580c4..c0fa356 100644 --- a/arch/x86/include/asm/nmi.h +++ b/arch/x86/include/asm/nmi.h @@ -44,28 +44,14 @@ struct nmiaction { const char *name; }; -#define register_nmi_handler(t, fn, fg, n) \ +#define register_nmi_handler(t, fn, fg, n, init...) \ ({ \ - static struct nmiaction fn##_na = { \ + static struct nmiaction init fn##_na = { \ .handler = (fn), \ .name = (n), \ .flags = (fg), \ }; \ - __register_nmi_handler((t), &fn##_na); \ -}) - -/* - * For special handlers that register/unregister in the - * init section only. This should be considered rare. - */ -#define register_nmi_handler_initonly(t, fn, fg, n) \ -({ \ - static struct nmiaction fn##_na __initdata = { \ - .handler = (fn), \ - .name = (n), \ - .flags = (fg), \ - }; \ - __register_nmi_handler((t), &fn##_na); \ + __register_nmi_handler((t), &fn##_na); \ }) int __register_nmi_handler(unsigned int, struct nmiaction *); diff --git a/arch/x86/kernel/nmi_selftest.c b/arch/x86/kernel/nmi_selftest.c index 149b8d9..6d9582e 100644 --- a/arch/x86/kernel/nmi_selftest.c +++ b/arch/x86/kernel/nmi_selftest.c @@ -42,7 +42,8 @@ static int __init nmi_unk_cb(unsigned int val, struct pt_regs *regs) static void __init init_nmi_testsuite(void) { /* trap all the unknown NMIs we may generate */ - register_nmi_handler_initonly(NMI_UNKNOWN, nmi_unk_cb, 0, "nmi_selftest_unk"); + register_nmi_handler(NMI_UNKNOWN, nmi_unk_cb, 0, "nmi_selftest_unk", + __initdata); } static void __init cleanup_nmi_testsuite(void) @@ -64,8 +65,8 @@ static void __init test_nmi_ipi(struct cpumask *mask) { unsigned long timeout; - if (register_nmi_handler_initonly(NMI_LOCAL, test_nmi_ipi_callback, - NMI_FLAG_FIRST, "nmi_selftest")) { + if (register_nmi_handler(NMI_LOCAL, test_nmi_ipi_callback, + NMI_FLAG_FIRST, "nmi_selftest", __initdata)) { nmi_fail = FAILURE; return; }
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