From mboxrd@z Thu Jan 1 00:00:00 1970 From: james.morse@arm.com (James Morse) Date: Mon, 18 Apr 2016 12:14:59 +0100 Subject: [PATCH v2 2/3] arm64: mm: Show bss segment in kernel memory layout In-Reply-To: <1460948988-7477-3-git-send-email-wangkefeng.wang@huawei.com> References: <1460533772-13314-1-git-send-email-wangkefeng.wang@huawei.com> <1460948988-7477-1-git-send-email-wangkefeng.wang@huawei.com> <1460948988-7477-3-git-send-email-wangkefeng.wang@huawei.com> Message-ID: <5714C1B3.3000005@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 18/04/16 04:09, Kefeng Wang wrote: > Show the bss segment information as with text and data in Virtual > memory kernel layout. > > Signed-off-by: Kefeng Wang > --- > arch/arm64/mm/init.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c > index ce2e400..c96fe51 100644 > --- a/arch/arm64/mm/init.c > +++ b/arch/arm64/mm/init.c > @@ -379,6 +379,8 @@ void __init mem_init(void) > MLK_ROUNDUP(__init_begin, __init_end)); > pr_cont(" .data : 0x%p" " - 0x%p" " (%6ld KB)\n", > MLK_ROUNDUP(_sdata, _edata)); > + pr_cont(" .bss : 0x%p" " - 0x%p" " (%6ld KB)\n", > + MLK_ROUNDUP(__bss_start, __bss_stop)); > #ifdef CONFIG_SPARSEMEM_VMEMMAP > pr_cont(" vmemmap : 0x%16lx - 0x%16lx (%6ld GB maximum)\n", > MLG(VMEMMAP_START, VMEMMAP_START + VMEMMAP_SIZE)); > I think this is useful, Acked-by: James Morse Thanks, James