From mboxrd@z Thu Jan 1 00:00:00 1970 From: catalin.marinas@arm.com (Catalin Marinas) Date: Wed, 22 Jul 2015 15:24:40 +0100 Subject: [PATCH v3 5/5] ARM64: kasan: print memory assignment In-Reply-To: <1437561037-31995-6-git-send-email-a.ryabinin@samsung.com> References: <1437561037-31995-1-git-send-email-a.ryabinin@samsung.com> <1437561037-31995-6-git-send-email-a.ryabinin@samsung.com> Message-ID: <20150722142440.GD16627@e104818-lin.cambridge.arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Jul 22, 2015 at 01:30:37PM +0300, Andrey Ryabinin wrote: > From: Linus Walleij > > This prints out the virtual memory assigned to KASan in the > boot crawl along with other memory assignments, if and only > if KASan is activated. > > Example dmesg from the Juno Development board: > > Memory: 1691156K/2080768K available (5465K kernel code, 444K rwdata, > 2160K rodata, 340K init, 217K bss, 373228K reserved, 16384K cma-reserved) > Virtual kernel memory layout: > kasan : 0xffffff8000000000 - 0xffffff9000000000 ( 64 GB) > vmalloc : 0xffffff9000000000 - 0xffffffbdbfff0000 ( 182 GB) > vmemmap : 0xffffffbdc0000000 - 0xffffffbfc0000000 ( 8 GB maximum) > 0xffffffbdc2000000 - 0xffffffbdc3fc0000 ( 31 MB actual) > fixed : 0xffffffbffabfd000 - 0xffffffbffac00000 ( 12 KB) > PCI I/O : 0xffffffbffae00000 - 0xffffffbffbe00000 ( 16 MB) > modules : 0xffffffbffc000000 - 0xffffffc000000000 ( 64 MB) > memory : 0xffffffc000000000 - 0xffffffc07f000000 ( 2032 MB) > .init : 0xffffffc0007f5000 - 0xffffffc00084a000 ( 340 KB) > .text : 0xffffffc000080000 - 0xffffffc0007f45b4 ( 7634 KB) > .data : 0xffffffc000850000 - 0xffffffc0008bf200 ( 445 KB) > > Signed-off-by: Linus Walleij > Signed-off-by: Andrey Ryabinin Acked-by: Catalin Marinas