From 0c23a88ccc32db31c31677d70e37b49ef3ae9ed9 Mon Sep 17 00:00:00 2001 From: Sam bobroff Date: Thu, 8 Oct 2015 11:50:24 +1100 Subject: [PATCH] powerpc/xmon: Paginate kernel log buffer display The kernel log buffer is often much longer than the size of a terminal so paginate it's output. Signed-off-by: Sam Bobroff Signed-off-by: Michael Ellerman --- arch/powerpc/xmon/xmon.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index f829baf45fd7..bf8f49a8b3a7 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -242,9 +242,7 @@ Commands:\n\ " u dump TLB\n" #endif " ? help\n" -#ifdef CONFIG_PPC64 -" # n limit output to n lines per page (dump paca only)\n" -#endif +" # n limit output to n lines per page (for dp, dpa, dl)\n" " zr reboot\n\ zh halt\n" ; @@ -2333,10 +2331,12 @@ dump_log_buf(void) sync(); kmsg_dump_rewind_nolock(&dumper); + xmon_start_pagination(); while (kmsg_dump_get_line_nolock(&dumper, false, buf, sizeof(buf), &len)) { buf[len] = '\0'; printf("%s", buf); } + xmon_end_pagination(); sync(); /* wait a little while to see if we get a machine check */