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author | 2023-09-11 21:40:04 +0200 | |
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committer | 2023-09-19 13:26:56 +0200 | |
commit | 527618abb92793b9d4dba548d55822dcebd95317 (patch) | |
tree | a33943001b1f0134ffc09e4cf0ecf1d267e44779 /arch/s390/kernel/kprobes.c | |
parent | s390/ctlreg: add type checking to __local_ctl_load() and __local_ctl_store() (diff) | |
download | linux-527618abb92793b9d4dba548d55822dcebd95317.tar.gz linux-527618abb92793b9d4dba548d55822dcebd95317.tar.bz2 linux-527618abb92793b9d4dba548d55822dcebd95317.zip |
s390/ctlreg: add struct ctlreg
Add struct ctlreg to enforce strict type checking / usage for control
register functions.
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel/kprobes.c')
-rw-r--r-- | arch/s390/kernel/kprobes.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c index d4c2ece4f839..f0cf20d4b3c5 100644 --- a/arch/s390/kernel/kprobes.c +++ b/arch/s390/kernel/kprobes.c @@ -225,18 +225,18 @@ static void enable_singlestep(struct kprobe_ctlblk *kcb, unsigned long ip) { union { - unsigned long regs[3]; + struct ctlreg regs[3]; struct { - unsigned long control; - unsigned long start; - unsigned long end; + struct ctlreg control; + struct ctlreg start; + struct ctlreg end; }; } per_kprobe; /* Set up the PER control registers %cr9-%cr11 */ - per_kprobe.control = PER_EVENT_IFETCH; - per_kprobe.start = ip; - per_kprobe.end = ip; + per_kprobe.control.val = PER_EVENT_IFETCH; + per_kprobe.start.val = ip; + per_kprobe.end.val = ip; /* Save control regs and psw mask */ __local_ctl_store(9, 11, kcb->kprobe_saved_ctl); |