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author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2011-10-30 15:16:45 +0100 |
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committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2011-10-30 15:16:42 +0100 |
commit | 0edc8faa769095e98a5a5adc28db982f99f0d663 (patch) | |
tree | 61828b450ece8375d58ba1279ccb0aaaa74e0c52 /arch/s390/kernel/entry64.S | |
parent | [S390] Add architecture code for unmapping crashkernel memory (diff) | |
download | linux-0edc8faa769095e98a5a5adc28db982f99f0d663.tar.xz linux-0edc8faa769095e98a5a5adc28db982f99f0d663.zip |
[S390] lowcore cleanup
Remove the save_area_64 field from the 0xe00 - 0xf00 area in the lowcore.
Use a free slot in the save_area array instead.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/entry64.S')
-rw-r--r-- | arch/s390/kernel/entry64.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index 713da0760538..3257f7f55551 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S @@ -869,12 +869,12 @@ restart_go: # PSW restart interrupt handler # ENTRY(psw_restart_int_handler) - stg %r15,__LC_SAVE_AREA_64(%r0) # save r15 + stg %r15,__LC_SAVE_AREA+120(%r0) # save r15 larl %r15,restart_stack # load restart stack lg %r15,0(%r15) aghi %r15,-SP_SIZE # make room for pt_regs stmg %r0,%r14,SP_R0(%r15) # store gprs %r0-%r14 to stack - mvc SP_R15(8,%r15),__LC_SAVE_AREA_64(%r0)# store saved %r15 to stack + mvc SP_R15(8,%r15),__LC_SAVE_AREA+120(%r0)# store saved %r15 to stack mvc SP_PSW(16,%r15),__LC_RST_OLD_PSW(%r0)# store restart old psw xc __SF_BACKCHAIN(8,%r15),__SF_BACKCHAIN(%r15) # set backchain to 0 brasl %r14,do_restart |