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| author | Thomas Gleixner <tglx@linutronix.de> | 2018-09-17 14:45:37 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2018-10-04 23:00:25 +0200 |
| commit | 77e9c678c54f2d9214796c1c5bd0c7c7ccedd932 (patch) | |
| tree | a64cb82fe4ee14f0f72cf948b5d5d4a14bdc4683 /arch/x86/include/asm | |
| parent | x86/vdso: Enforce 64bit clocksource (diff) | |
| download | linux-77e9c678c54f2d9214796c1c5bd0c7c7ccedd932.tar.xz linux-77e9c678c54f2d9214796c1c5bd0c7c7ccedd932.zip | |
x86/vdso: Use unsigned int consistently for vsyscall_gtod_data:: Seq
The sequence count in vgtod_data is unsigned int, but the call sites use
unsigned long, which is a pointless exercise. Fix the call sites and
replace 'unsigned' with unsinged 'int' while at it.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Andy Lutomirski <luto@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Matt Rickard <matt@softrans.com.au>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Florian Weimer <fweimer@redhat.com>
Cc: "K. Y. Srinivasan" <kys@microsoft.com>
Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
Cc: devel@linuxdriverproject.org
Cc: virtualization@lists.linux-foundation.org
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Juergen Gross <jgross@suse.com>
Link: https://lkml.kernel.org/r/20180917130707.236250416@linutronix.de
Diffstat (limited to 'arch/x86/include/asm')
| -rw-r--r-- | arch/x86/include/asm/vgtod.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/x86/include/asm/vgtod.h b/arch/x86/include/asm/vgtod.h index 53748541c487..91cad1f01027 100644 --- a/arch/x86/include/asm/vgtod.h +++ b/arch/x86/include/asm/vgtod.h @@ -15,9 +15,9 @@ typedef unsigned long gtod_long_t; * so be carefull by modifying this structure. */ struct vsyscall_gtod_data { - unsigned seq; + unsigned int seq; - int vclock_mode; + int vclock_mode; u64 cycle_last; u64 mask; u32 mult; @@ -44,9 +44,9 @@ static inline bool vclock_was_used(int vclock) return READ_ONCE(vclocks_used) & (1 << vclock); } -static inline unsigned gtod_read_begin(const struct vsyscall_gtod_data *s) +static inline unsigned int gtod_read_begin(const struct vsyscall_gtod_data *s) { - unsigned ret; + unsigned int ret; repeat: ret = READ_ONCE(s->seq); @@ -59,7 +59,7 @@ repeat: } static inline int gtod_read_retry(const struct vsyscall_gtod_data *s, - unsigned start) + unsigned int start) { smp_rmb(); return unlikely(s->seq != start); |