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| author | Heiko Carstens <hca@linux.ibm.com> | 2025-02-07 15:49:09 +0100 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2025-03-04 17:18:07 +0100 |
| commit | 841f35a08d4ae58322ed4e7fd68a50817d122602 (patch) | |
| tree | 436700bf99d3628fcea4c065707d5c88bd4fb1e6 /arch/s390/kernel/irq.c | |
| parent | db14f78ecb02292e5013d7f46cf01be4d006262d (diff) | |
| download | linux-next-841f35a08d4ae58322ed4e7fd68a50817d122602.tar.gz linux-next-841f35a08d4ae58322ed4e7fd68a50817d122602.zip | |
s390/bear: Convert cpu_has_bear() to cpu feature function
Get rid of the cpu_has_bear jump label and convert cpu_has_bear() to a cpu
feature function using test_facility() and with that use a static branch.
Reviewed-by: Vasily Gorbik <gor@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/irq.c')
| -rw-r--r-- | arch/s390/kernel/irq.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c index d0a596f1c2f6..17c074b11c51 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -9,6 +9,7 @@ */ #include <linux/kernel_stat.h> +#include <linux/cpufeature.h> #include <linux/interrupt.h> #include <linux/seq_file.h> #include <linux/proc_fs.h> @@ -150,7 +151,7 @@ void noinstr do_io_irq(struct pt_regs *regs) if (user_mode(regs)) { update_timer_sys(); - if (static_branch_likely(&cpu_has_bear)) + if (cpu_has_bear()) current->thread.last_break = regs->last_break; } @@ -186,7 +187,7 @@ void noinstr do_ext_irq(struct pt_regs *regs) if (user_mode(regs)) { update_timer_sys(); - if (static_branch_likely(&cpu_has_bear)) + if (cpu_has_bear()) current->thread.last_break = regs->last_break; } |