* [PATCH] x86/platform/olpc: Remove redundant memset in prom_early_alloc()
@ 2026-08-27 14:53 Sang-Heon Jeon
0 siblings, 0 replies; only message in thread
From: Sang-Heon Jeon @ 2026-08-27 14:53 UTC (permalink / raw)
To: Thomas Gleixner, Ingo Molnar, Borislav Petkov, Dave Hansen
Cc: H. Peter Anvin, linux-kernel, x86
memblock_alloc_or_panic() returns zeroed memory, so the memset after
the allocation is redundant.
No functional change.
Signed-off-by: Sang-Heon Jeon <ekffu200098@gmail.com>
---
arch/x86/platform/olpc/olpc_dt.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/x86/platform/olpc/olpc_dt.c b/arch/x86/platform/olpc/olpc_dt.c
index e108ce7dad6a..b98f1fe70ce9 100644
--- a/arch/x86/platform/olpc/olpc_dt.c
+++ b/arch/x86/platform/olpc/olpc_dt.c
@@ -138,7 +138,6 @@ void * __init prom_early_alloc(unsigned long size)
*/
res = memblock_alloc_or_panic(chunk_size, SMP_CACHE_BYTES);
prom_early_allocated += chunk_size;
- memset(res, 0, chunk_size);
free_mem = chunk_size;
mem = res;
}
--
2.43.0
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