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Date: Tue, 16 Sep 2014 13:09:30 +0800 From: "Wang, Yalin" <Yalin.Wang@...ymobile.com> To: 'Russell King - ARM Linux' <linux@....linux.org.uk>, 'Jiang Liu' <jiang.liu@...wei.com>, "'linux-mm@...ck.org'" <linux-mm@...ck.org>, 'Will Deacon' <Will.Deacon@....com>, "'linux-kernel@...r.kernel.org'" <linux-kernel@...r.kernel.org>, "'linux-arm-kernel@...ts.infradead.org'" <linux-arm-kernel@...ts.infradead.org> Subject: [RFC] change keep_initrd and free_initrd_mem into .init section this patch change keep_initrd to __initdata section, and free_initrd_mem to __init section so that they can be freed by free_initmem, free_initrd_mem is only called by free_initrd function, so it's safe to free it after use. Signed-off-by: Yalin Wang <yalin.wang@...ymobile.com> --- arch/arm/mm/init.c | 4 ++-- arch/arm64/mm/init.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 659c75d..907dee1 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -631,9 +631,9 @@ void free_initmem(void) #ifdef CONFIG_BLK_DEV_INITRD -static int keep_initrd; +static int __initdata keep_initrd; -void free_initrd_mem(unsigned long start, unsigned long end) +void __init free_initrd_mem(unsigned long start, unsigned long end) { if (!keep_initrd) { poison_init_mem((void *)start, PAGE_ALIGN(end) - start); diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 5472c24..7268d57 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -330,9 +330,9 @@ void free_initmem(void) #ifdef CONFIG_BLK_DEV_INITRD -static int keep_initrd; +static int __initdata keep_initrd; -void free_initrd_mem(unsigned long start, unsigned long end) +void __init free_initrd_mem(unsigned long start, unsigned long end) { if (!keep_initrd) free_reserved_area((void *)start, (void *)end, 0, "initrd"); -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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