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author | Michael Ellerman <mpe@ellerman.id.au> | 2018-10-12 04:58:52 +0200 |
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committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-10-13 13:21:25 +0200 |
commit | 50530f5eac0c023cfc313d7ed342d4f1731becdb (patch) | |
tree | 18e4121f061a50b3ce0257e3f54169a0fe3d4082 /arch | |
parent | powerpc: Use SWITCH_FRAME_SIZE for prom and rtas entry (diff) | |
download | linux-50530f5eac0c023cfc313d7ed342d4f1731becdb.tar.xz linux-50530f5eac0c023cfc313d7ed342d4f1731becdb.zip |
powerpc/xmon: Show the stack protector canary in xmon
This is helpful for debugging stack protector crashes.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/powerpc/xmon/xmon.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index c70d17c9a6ba..d139741f26fe 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -2418,6 +2418,9 @@ static void dump_one_paca(int cpu) DUMP(p, __current, "%-*px"); DUMP(p, kstack, "%#-*llx"); printf(" %-*s = 0x%016llx\n", 25, "kstack_base", p->kstack & ~(THREAD_SIZE - 1)); +#ifdef CONFIG_STACKPROTECTOR + DUMP(p, canary, "%#-*lx"); +#endif DUMP(p, saved_r1, "%#-*llx"); DUMP(p, trap_save, "%#-*x"); DUMP(p, irq_soft_mask, "%#-*x"); |