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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2011-12-27 05:27:15 -0500
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2011-12-27 05:27:12 -0500
commitc5328901aa1db134325607d65527742d8be07f7d (patch)
tree9643cf253b758d16918cd8591bd9dde022c39673 /arch/s390/kernel/reipl64.S
parent3b7f993394db7c446c251fb8eb32ec501a330acc (diff)
[S390] entry[64].S improvements
Another round of cleanup for entry[64].S, in particular the program check handler looks more reasonable now. The code size for the 31 bit kernel has been reduced by 616 byte and by 528 byte for the 64 bit version. Even better the code is a bit faster as well. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/reipl64.S')
-rw-r--r--arch/s390/kernel/reipl64.S4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/kernel/reipl64.S b/arch/s390/kernel/reipl64.S
index 732a793ec53a..36b32658fb24 100644
--- a/arch/s390/kernel/reipl64.S
+++ b/arch/s390/kernel/reipl64.S
@@ -17,11 +17,11 @@
17# 17#
18ENTRY(store_status) 18ENTRY(store_status)
19 /* Save register one and load save area base */ 19 /* Save register one and load save area base */
20 stg %r1,__LC_SAVE_AREA+120(%r0) 20 stg %r1,__LC_SAVE_AREA_RESTART
21 lghi %r1,SAVE_AREA_BASE 21 lghi %r1,SAVE_AREA_BASE
22 /* General purpose registers */ 22 /* General purpose registers */
23 stmg %r0,%r15,__LC_GPREGS_SAVE_AREA-SAVE_AREA_BASE(%r1) 23 stmg %r0,%r15,__LC_GPREGS_SAVE_AREA-SAVE_AREA_BASE(%r1)
24 lg %r2,__LC_SAVE_AREA+120(%r0) 24 lg %r2,__LC_SAVE_AREA_RESTART
25 stg %r2,__LC_GPREGS_SAVE_AREA-SAVE_AREA_BASE+8(%r1) 25 stg %r2,__LC_GPREGS_SAVE_AREA-SAVE_AREA_BASE+8(%r1)
26 /* Control registers */ 26 /* Control registers */
27 stctg %c0,%c15,__LC_CREGS_SAVE_AREA-SAVE_AREA_BASE(%r1) 27 stctg %c0,%c15,__LC_CREGS_SAVE_AREA-SAVE_AREA_BASE(%r1)