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author | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2019-03-26 15:31:57 -0400 |
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committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2019-03-27 08:58:54 -0400 |
commit | e5e9c17efe77dbbc9b041a517705e0b6c1866110 (patch) | |
tree | d191db7bfce550a5368d22d392b0de260cd1f73c /arch/powerpc/kernel/entry_32.S | |
parent | fe8ac4c919832f77fa96e90caef8559088ec8f40 (diff) | |
parent | a2cddfe2ce6e9108341820fff8af46713685b2cb (diff) |
Merge tag 'v4.19.31' into v4.19-rt
This is the 4.19.31 stable release
Conflicts:
mm/swap.c
Diffstat (limited to 'arch/powerpc/kernel/entry_32.S')
-rw-r--r-- | arch/powerpc/kernel/entry_32.S | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S index 6c21f637075c..3783f3ef17a4 100644 --- a/arch/powerpc/kernel/entry_32.S +++ b/arch/powerpc/kernel/entry_32.S @@ -745,6 +745,9 @@ fast_exception_return: mtcr r10 lwz r10,_LINK(r11) mtlr r10 + /* Clear the exception_marker on the stack to avoid confusing stacktrace */ + li r10, 0 + stw r10, 8(r11) REST_GPR(10, r11) #if defined(CONFIG_PPC_8xx) && defined(CONFIG_PERF_EVENTS) mtspr SPRN_NRI, r0 @@ -989,6 +992,9 @@ END_FTR_SECTION_IFSET(CPU_FTR_NEED_PAIRED_STWCX) mtcrf 0xFF,r10 mtlr r11 + /* Clear the exception_marker on the stack to avoid confusing stacktrace */ + li r10, 0 + stw r10, 8(r1) /* * Once we put values in SRR0 and SRR1, we are in a state * where exceptions are not recoverable, since taking an @@ -1028,6 +1034,9 @@ exc_exit_restart_end: mtlr r11 lwz r10,_CCR(r1) mtcrf 0xff,r10 + /* Clear the exception_marker on the stack to avoid confusing stacktrace */ + li r10, 0 + stw r10, 8(r1) REST_2GPRS(9, r1) .globl exc_exit_restart exc_exit_restart: |