Thread (9 messages) 9 messages, 3 authors, 2011-10-11

Re: [PATCH] mm: Neaten warn_alloc_failed

From: Andrew Morton <akpm@linux-foundation.org>
Date: 2011-08-25 23:50:12
Also in: lkml

On Thu, 25 Aug 2011 13:26:19 -0700
Joe Perches [off-list ref] wrote:
quoted hunk ↗ jump to hunk
Add __attribute__((format (printf...) to the function
to validate format and arguments.  Use vsprintf extension
%pV to avoid any possible message interleaving. Coalesce
format string.  Convert printks/pr_warning to pr_warn.
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1334,7 +1334,8 @@ extern void si_meminfo(struct sysinfo * val);
 extern void si_meminfo_node(struct sysinfo *val, int nid);
 extern int after_bootmem;
 
-extern void warn_alloc_failed(gfp_t gfp_mask, int order, const char *fmt, ...);
+extern __attribute__((format (printf, 3, 4)))
+void warn_alloc_failed(gfp_t gfp_mask, int order, const char *fmt, ...);
 
 extern void setup_per_cpu_pageset(void);
 
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
looky:
--- a/include/linux/mm.h~mm-neaten-warn_alloc_failed-fix
+++ a/include/linux/mm.h
@@ -1335,7 +1335,7 @@ extern void si_meminfo(struct sysinfo * 
 extern void si_meminfo_node(struct sysinfo *val, int nid);
 extern int after_bootmem;
 
-extern __attribute__((format (printf, 3, 4)))
+extern __printf(3, 4)
 void warn_alloc_failed(gfp_t gfp_mask, int order, const char *fmt, ...);
 
 extern void setup_per_cpu_pageset(void);
_

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help