diff options
Diffstat (limited to 'arch/frv/kernel/entry.S')
-rw-r--r-- | arch/frv/kernel/entry.S | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S index 03da263e112a..7d5e000fd32e 100644 --- a/arch/frv/kernel/entry.S +++ b/arch/frv/kernel/entry.S | |||
@@ -905,18 +905,19 @@ __syscall_call: | |||
905 | __syscall_exit: | 905 | __syscall_exit: |
906 | LEDS 0x6300 | 906 | LEDS 0x6300 |
907 | 907 | ||
908 | sti gr8,@(gr28,#REG_GR(8)) ; save return value | 908 | # keep current PSR in GR23 |
909 | movsg psr,gr23 | ||
909 | 910 | ||
910 | # rebuild saved psr - execve will change it for init/main.c | ||
911 | ldi @(gr28,#REG_PSR),gr22 | 911 | ldi @(gr28,#REG_PSR),gr22 |
912 | |||
913 | sti.p gr8,@(gr28,#REG_GR(8)) ; save return value | ||
914 | |||
915 | # rebuild saved psr - execve will change it for init/main.c | ||
912 | srli gr22,#1,gr5 | 916 | srli gr22,#1,gr5 |
913 | andi.p gr22,#~PSR_PS,gr22 | 917 | andi.p gr22,#~PSR_PS,gr22 |
914 | andi gr5,#PSR_PS,gr5 | 918 | andi gr5,#PSR_PS,gr5 |
915 | or gr5,gr22,gr22 | 919 | or gr5,gr22,gr22 |
916 | ori gr22,#PSR_S,gr22 | 920 | ori.p gr22,#PSR_S,gr22 |
917 | |||
918 | # keep current PSR in GR23 | ||
919 | movsg psr,gr23 | ||
920 | 921 | ||
921 | # make sure we don't miss an interrupt setting need_resched or sigpending between | 922 | # make sure we don't miss an interrupt setting need_resched or sigpending between |
922 | # sampling and the RETT | 923 | # sampling and the RETT |