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| author | Nicholas Piggin <npiggin@gmail.com> | 2018-03-16 20:15:15 +1000 |
|---|---|---|
| committer | Stewart Smith <stewart@linux.vnet.ibm.com> | 2018-03-22 22:53:01 -0700 |
| commit | 4a136d2cfcad5afc04be30ba1d6412e87fcdf11d (patch) | |
| tree | b9131df95884f15f65f04a9ddb2c26d50fd43898 | |
| parent | 627ec34e987be6c72fb53091139b495cb0a7f9ff (diff) | |
| download | skiboot-4a136d2cfcad5afc04be30ba1d6412e87fcdf11d.zip skiboot-4a136d2cfcad5afc04be30ba1d6412e87fcdf11d.tar.gz skiboot-4a136d2cfcad5afc04be30ba1d6412e87fcdf11d.tar.bz2 | |
core/opal: abort in case of re-entrant OPAL call
The stack is already destroyed by the time we get here, so there
is not much point continuing.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
(cherry picked from commit 884f97b25b49b961992a782a7173f7b18e50c8f0)
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
| -rw-r--r-- | core/opal.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/core/opal.c b/core/opal.c index c530528..ebb35fd 100644 --- a/core/opal.c +++ b/core/opal.c @@ -145,7 +145,7 @@ int64_t opal_entry_check(struct stack_frame *eframe) if (!opal_quiesce_state && cpu->in_opal_call) { printf("CPU ATTEMPT TO RE-ENTER FIRMWARE! PIR=%04lx cpu @%p -> pir=%04x token=%llu\n", mfspr(SPR_PIR), cpu, cpu->pir, token); - return OPAL_BUSY; + abort(); } again: |