Messages in this thread Patch in this message | | | From | <> | Subject | [PATCH 3/4] arm64: let set_memory_xx(addr, 0) succeed. | Date | Sat, 23 Jan 2016 17:05:42 +0200 |
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From: Mika Penttilä <mika.penttila@nextfour.com>
This makes set_memory_xx() consistent with x86.
Signed-off-by: Mika Penttilä mika.penttila@nextfour.com
--- arch/arm64/mm/pageattr.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/arm64/mm/pageattr.c b/arch/arm64/mm/pageattr.c index 3571c73..52220dd 100644 --- a/arch/arm64/mm/pageattr.c +++ b/arch/arm64/mm/pageattr.c @@ -51,6 +51,9 @@ static int change_memory_common(unsigned long addr, int numpages, WARN_ON_ONCE(1); } + if (!numpages) + return 0; + if (start < MODULES_VADDR || start >= MODULES_END) return -EINVAL; -- 1.9.1
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