[PATCH] mm, mempool: use '%zu' for printing 'size_t' variable

[PATCH] mm, mempool: use '%zu' for printing 'size_t' variable

[Fabio Estevam]

From: Fabio Estevam <fabio.estevam@freescale.com>

Commit 8b65aaa9c53404 ("mm, mempool: poison elements backed by page allocator") 
caused the following build warning on ARM:

mm/mempool.c:31:2: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'size_t' [-Wformat]

Use '%zu' for printing 'size_t' variable.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
 mm/mempool.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/mempool.c b/mm/mempool.c
index 436628d..5a2f4f0 100644
--- a/mm/mempool.c
+++ b/mm/mempool.c
@@ -28,7 +28,7 @@ static void poison_error(mempool_t *pool, void *element, size_t size,
 	int i;
 
 	pr_err("BUG: mempool element poison mismatch\n");
-	pr_err("Mempool %p size %ld\n", pool, size);
+	pr_err("Mempool %p size %zu\n", pool, size);
 	pr_err(" nr=%d @ %p: %s0x", nr, element, start > 0 ? "... " : "");
 	for (i = start; i < end; i++)
 		pr_cont("%x ", *(u8 *)(element + i));
-- 
1.9.1

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Re: [PATCH] mm, mempool: use '%zu' for printing 'size_t' variable

[David Rientjes]

On Thu, 2 Apr 2015, Fabio Estevam wrote:

> From: Fabio Estevam <fabio.estevam@freescale.com>
> 
> Commit 8b65aaa9c53404 ("mm, mempool: poison elements backed by page allocator") 
> caused the following build warning on ARM:
> 
> mm/mempool.c:31:2: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'size_t' [-Wformat]
> 
> Use '%zu' for printing 'size_t' variable.
> 
> Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>

Acked-by: David Rientjes <rientjes@google.com>

Fixes the mmotm:master warning reported by Fengguang on microblaze today.

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