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authorManish Ahuja <ahuja@austin.ibm.com>2008-03-22 11:38:59 +1100
committerPaul Mackerras <paulus@samba.org>2008-03-26 08:44:07 +1100
commit654f596da4a83a8d2734fba26c2a1257533e6d75 (patch)
treea937646dfd6e225e6b3f25d6adbde921200f21d9 /include
parent242f271c056f49b64b94c06b38fe9e8d3bf703bc (diff)
[POWERPC] pseries: phyp dump: Disable phyp-dump through boot-var
This adds a kernel command line option "phyp_dump", which takes a 0/1 value for disabling/ enabling phyp_dump at boot time. Kdump can use this on cmdline (phyp_dump=0) to disable phyp-dump during boot when enabling itself. This will ensure only one dumping mechanism is active at any given time. Signed-off-by: Manish Ahuja <mahuja@us.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include')
-rw-r--r--include/asm-powerpc/phyp_dump.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-powerpc/phyp_dump.h b/include/asm-powerpc/phyp_dump.h
index b454de45b2c..209a98913d9 100644
--- a/include/asm-powerpc/phyp_dump.h
+++ b/include/asm-powerpc/phyp_dump.h
@@ -25,6 +25,7 @@ struct phyp_dump {
unsigned long init_reserve_start;
unsigned long init_reserve_size;
/* Check status during boot if dump supported, active & present*/
+ unsigned long phyp_dump_at_boot;
unsigned long phyp_dump_configured;
unsigned long phyp_dump_is_active;
/* store cpu & hpte size */