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ia64: salinfo: placate defined-but-not-used warning

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When CONFIG_PROC_FS is not set, proc_salinfo_show() is not used.  Mark the
function as __maybe_unused to quieten the warning message.

../arch/ia64/kernel/salinfo.c:584:12: warning: 'proc_salinfo_show' defined but not used [-Wunused-function]
  584 | static int proc_salinfo_show(struct seq_file *m, void *v)
      |            ^~~~~~~~~~~~~~~~~

Link: https://lkml.kernel.org/r/20230223034309.13375-1-rdunlap@infradead.org
Fixes: 3f3942aca6 ("proc: introduce proc_create_single{,_data}")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Randy Dunlap 2023-02-22 19:43:09 -08:00 • committed by Andrew Morton
parent 58deeb4ef3
commit 0de155752b
1 changed files with 1 additions and 1 deletions
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2
arch/ia64/kernel/salinfo.c
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@ -581,7 +581,7 @@ static int salinfo_cpu_pre_down(unsigned int cpu)
* 'data' contains an integer that corresponds to the feature we're * 'data' contains an integer that corresponds to the feature we're
* testing * testing
*/ */
static int proc_salinfo_show(struct seq_file *m, void *v) static int __maybe_unused proc_salinfo_show(struct seq_file *m, void *v)
{ {
unsigned long data = (unsigned long)v; unsigned long data = (unsigned long)v;
seq_puts(m, (sal_platform_features & data) ? "1\n" : "0\n"); seq_puts(m, (sal_platform_features & data) ? "1\n" : "0\n");