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author | Nicholas Piggin <npiggin@gmail.com> | 2018-03-16 20:15:17 +1000 |
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committer | Stewart Smith <stewart@linux.vnet.ibm.com> | 2018-03-22 10:12:41 -0700 |
commit | 1f53f9fa766f0e8ccf4ce59821c541dba268340b (patch) | |
tree | c1769b99891cdc3f51f8904a51ffe15dda55aa38 /core/opal.c | |
parent | 82fd5d06beee81b7f219937f3ed311c42b1eb3d8 (diff) | |
download | talos-skiboot-1f53f9fa766f0e8ccf4ce59821c541dba268340b.tar.gz talos-skiboot-1f53f9fa766f0e8ccf4ce59821c541dba268340b.zip |
core/fast-reboot: disable fast reboot upon fundamental entry/exit/locking errors
This disables fast reboot in several more cases where serious errors
like lock corruption or call re-entrancy are detected.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Diffstat (limited to 'core/opal.c')
-rw-r--r-- | core/opal.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/core/opal.c b/core/opal.c index 38f9d724..e57f0a18 100644 --- a/core/opal.c +++ b/core/opal.c @@ -143,6 +143,7 @@ int64_t opal_entry_check(struct stack_frame *eframe) return opal_bad_token(token); if (!opal_quiesce_state && cpu->in_opal_call) { + disable_fast_reboot("Kernel re-entered OPAL"); switch (token) { case OPAL_CONSOLE_READ: case OPAL_CONSOLE_WRITE: @@ -192,6 +193,7 @@ int64_t opal_exit_check(int64_t retval, struct stack_frame *eframe) uint64_t token = eframe->gpr[0]; if (!cpu->in_opal_call) { + disable_fast_reboot("Un-accounted firmware entry"); printf("CPU UN-ACCOUNTED FIRMWARE ENTRY! PIR=%04lx cpu @%p -> pir=%04x token=%llu retval=%lld\n", mfspr(SPR_PIR), cpu, cpu->pir, token, retval); } else { |