diff options
author | Keith Owens <kaos@sgi.com> | 2006-02-07 21:40:59 -0500 |
---|---|---|
committer | Tony Luck <tony.luck@intel.com> | 2006-02-08 14:59:23 -0500 |
commit | 9336b0836bf789136b51caf9ddd49dcbf1726cf4 (patch) | |
tree | faed4f7f8882b38cf64f08b146bb3215ac864090 /arch/ia64 | |
parent | f564c5fe29d3fa9adc6d839714521b0554c62598 (diff) |
[IA64] MCA: print messages in MCA handler
Print a message identifying the monarch MCA handler. Print a summary
of the status of the slave MCA cpus.
Signed-off-by: Keith Owens <kaos@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64')
-rw-r--r-- | arch/ia64/kernel/mca.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index ee7eec9ee57..23d54413c00 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c | |||
@@ -908,7 +908,7 @@ no_mod: | |||
908 | static void | 908 | static void |
909 | ia64_wait_for_slaves(int monarch) | 909 | ia64_wait_for_slaves(int monarch) |
910 | { | 910 | { |
911 | int c, wait = 0; | 911 | int c, wait = 0, missing = 0; |
912 | for_each_online_cpu(c) { | 912 | for_each_online_cpu(c) { |
913 | if (c == monarch) | 913 | if (c == monarch) |
914 | continue; | 914 | continue; |
@@ -919,15 +919,32 @@ ia64_wait_for_slaves(int monarch) | |||
919 | } | 919 | } |
920 | } | 920 | } |
921 | if (!wait) | 921 | if (!wait) |
922 | return; | 922 | goto all_in; |
923 | for_each_online_cpu(c) { | 923 | for_each_online_cpu(c) { |
924 | if (c == monarch) | 924 | if (c == monarch) |
925 | continue; | 925 | continue; |
926 | if (ia64_mc_info.imi_rendez_checkin[c] == IA64_MCA_RENDEZ_CHECKIN_NOTDONE) { | 926 | if (ia64_mc_info.imi_rendez_checkin[c] == IA64_MCA_RENDEZ_CHECKIN_NOTDONE) { |
927 | udelay(5*1000000); /* wait 5 seconds for slaves (arbitrary) */ | 927 | udelay(5*1000000); /* wait 5 seconds for slaves (arbitrary) */ |
928 | if (ia64_mc_info.imi_rendez_checkin[c] == IA64_MCA_RENDEZ_CHECKIN_NOTDONE) | ||
929 | missing = 1; | ||
928 | break; | 930 | break; |
929 | } | 931 | } |
930 | } | 932 | } |
933 | if (!missing) | ||
934 | goto all_in; | ||
935 | printk(KERN_INFO "OS MCA slave did not rendezvous on cpu"); | ||
936 | for_each_online_cpu(c) { | ||
937 | if (c == monarch) | ||
938 | continue; | ||
939 | if (ia64_mc_info.imi_rendez_checkin[c] == IA64_MCA_RENDEZ_CHECKIN_NOTDONE) | ||
940 | printk(" %d", c); | ||
941 | } | ||
942 | printk("\n"); | ||
943 | return; | ||
944 | |||
945 | all_in: | ||
946 | printk(KERN_INFO "All OS MCA slaves have reached rendezvous\n"); | ||
947 | return; | ||
931 | } | 948 | } |
932 | 949 | ||
933 | /* | 950 | /* |
@@ -953,6 +970,10 @@ ia64_mca_handler(struct pt_regs *regs, struct switch_stack *sw, | |||
953 | task_t *previous_current; | 970 | task_t *previous_current; |
954 | 971 | ||
955 | oops_in_progress = 1; /* FIXME: make printk NMI/MCA/INIT safe */ | 972 | oops_in_progress = 1; /* FIXME: make printk NMI/MCA/INIT safe */ |
973 | console_loglevel = 15; /* make sure printks make it to console */ | ||
974 | printk(KERN_INFO "Entered OS MCA handler. PSP=%lx cpu=%d monarch=%ld\n", | ||
975 | sos->proc_state_param, cpu, sos->monarch); | ||
976 | |||
956 | previous_current = ia64_mca_modify_original_stack(regs, sw, sos, "MCA"); | 977 | previous_current = ia64_mca_modify_original_stack(regs, sw, sos, "MCA"); |
957 | monarch_cpu = cpu; | 978 | monarch_cpu = cpu; |
958 | if (notify_die(DIE_MCA_MONARCH_ENTER, "MCA", regs, 0, 0, 0) | 979 | if (notify_die(DIE_MCA_MONARCH_ENTER, "MCA", regs, 0, 0, 0) |