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SubjectRe: linux-next: tip tree build warning
[Ingo Molnar - Wed, Oct 28, 2009 at 08:50:12AM +0100]
|
| * Stephen Rothwell <sfr@canb.auug.org.au> wrote:
|
| > Hi all,
| >
| > On Wed, 28 Oct 2009 18:41:26 +1100 Stephen Rothwell <sfr@canb.auug.org.au> wrote:
| > >
| > > static inline physid_mask_t default_apicid_to_cpu_present(int phys_apicid)
| > > {
| > > return physid_mask_of_physid(phys_apicid);
| > > }
| >
| > I just noticed that this function (default_apicid_to_cpu_present) is
| > declared "static inline in a header" but looks like it is only used by
| > assigning its address to a function pointer. Its only use for x86_64
| > is in arch/x86/kernel/apic/apic_noop.c ...
|
| yes, that might be a real problem - returning the mask like that is
| messy. Thanks, will check.
|
| Ingo
|

Darn, my fault sorry! Here is an update which fixes the issue.
(Btw, Stephen could you CC me next time if you get commit id
with me in authors, so I wouldn't miss problem).

Please review, comments/complains are quite welcome!

-- Cyrill
---
x86,apic: Get rid of apicid_to_cpu_present assign on X86-64
In fact it's never get used on x86-64 (for 64 bit platform
we use differ technique to enumerate io-units).

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
---
arch/x86/kernel/apic/apic_noop.c | 5 +++++
1 file changed, 5 insertions(+)
Index: linux-2.6.git/arch/x86/kernel/apic/apic_noop.c
=====================================================================
--- linux-2.6.git.orig/arch/x86/kernel/apic/apic_noop.c
+++ linux-2.6.git/arch/x86/kernel/apic/apic_noop.c
@@ -162,7 +162,12 @@ struct apic apic_noop = {

.cpu_to_logical_apicid = noop_cpu_to_logical_apicid,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
+
+#ifdef CONFIG_X86_32
.apicid_to_cpu_present = default_apicid_to_cpu_present,
+#else
+ .apicid_to_cpu_present = NULL,
+#endif

.setup_portio_remap = NULL,
.check_phys_apicid_present = default_check_phys_apicid_present,

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