mirror of https://gitee.com/openkylin/linux.git
79063a7c02
This is useful for reporting various addresses or other values while debugging early boot, for example, the recent kernel image size vs kernel run size. For example, when CONFIG_X86_VERBOSE_BOOTUP is set, this is now visible at boot time: early console in setup code early console in decompress_kernel input_data: 0x0000000001e1526e input_len: 0x0000000000732236 output: 0x0000000001000000 output_len: 0x0000000001535640 run_size: 0x00000000021fb000 KASLR using RDTSC... Signed-off-by: Kees Cook <keescook@chromium.org> Cc: Andrey Ryabinin <a.ryabinin@samsung.com> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Borislav Petkov <bp@suse.de> Cc: Jan Beulich <JBeulich@suse.com> Cc: Jiri Kosina <jkosina@suse.cz> Cc: Joe Perches <joe@perches.com> Cc: Josh Triplett <josh@joshtriplett.org> Cc: Junjie Mao <eternal.n08@gmail.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vivek Goyal <vgoyal@redhat.com> Cc: Yinghai Lu <yinghai@kernel.org> Link: http://lkml.kernel.org/r/20150706230620.GA17501@www.outflux.net Signed-off-by: Ingo Molnar <mingo@kernel.org> |
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