I am very sorry, my English cooperation is poor, just want to contribute。
2021-02-03 19:41:58 "Mark Rutland" <mark.rutl...@arm.com> 写道：
> On Wed, Feb 03, 2021 at 01:48:19PM +0800, Zhiyuan Dai wrote:
> > Just improve the coding style.
> >
> > Signed-off-by: Zhiyuan Dai <daizhiy...@phytium.com.cn>
>
> This is terse and doesn't tell the reader what to expect. It would be
> better to say something more specific, e.g.
>
> | arm64: improve whitespace
> |
> | In a few places we don't have whitespace between macro parameters,
> | which makes them hard to read. This patch adds whitespace to clearly
> | separate the parameters.
> |
> | In a few places we have unnecessary whitespace around unary operators,
> | which is confusing, This patch removes the unnecessary whitespace.
>
> ... which more clearly justifies the change.
>
> The patch itself looks sane to me (and the unary operator cleanup is
> certianly nice), so with that wording:
>
> Acked-by: Mark Rutland <mark.rutl...@arm.com>
>
> Thanks,
> Mark.
>
> > ---
> > arch/arm64/kernel/alternative.c | 2 +-
> > arch/arm64/kernel/module-plts.c | 2 +-
> > arch/arm64/kernel/perf_event.c | 2 +-
> > arch/arm64/kernel/process.c | 4 ++--
> > 4 files changed, 5 insertions(+), 5 deletions(-)
> >
> > diff --git a/arch/arm64/kernel/alternative.c
> > b/arch/arm64/kernel/alternative.c
> > index a57cffb..1184c44 100644
> > --- a/arch/arm64/kernel/alternative.c
> > +++ b/arch/arm64/kernel/alternative.c
> > @@ -17,7 +17,7 @@
> > #include <asm/sections.h>
> > #include <linux/stop_machine.h>
> >
> > -#define __ALT_PTR(a,f) ((void *)&(a)->f + (a)->f)
> > +#define __ALT_PTR(a, f) ((void *)&(a)->f + (a)->f)
> > #define ALT_ORIG_PTR(a) __ALT_PTR(a, orig_offset)
> > #define ALT_REPL_PTR(a) __ALT_PTR(a, alt_offset)
> >
> > diff --git a/arch/arm64/kernel/module-plts.c
> > b/arch/arm64/kernel/module-plts.c
> > index 2e22443..e53493d 100644
> > --- a/arch/arm64/kernel/module-plts.c
> > +++ b/arch/arm64/kernel/module-plts.c
> > @@ -131,7 +131,7 @@ u64 module_emit_veneer_for_adrp(struct module *mod,
> > Elf64_Shdr *sechdrs,
> > }
> > #endif
> >
> > -#define cmp_3way(a,b) ((a) < (b) ? -1 : (a) > (b))
> > +#define cmp_3way(a, b) ((a) < (b) ? -1 : (a) > (b))
> >
> > static int cmp_rela(const void *a, const void *b)
> > {
> > diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
> > index 3605f77a..d1fec4a 100644
> > --- a/arch/arm64/kernel/perf_event.c
> > +++ b/arch/arm64/kernel/perf_event.c
> > @@ -810,7 +810,7 @@ static int armv8pmu_get_single_idx(struct pmu_hw_events
> > *cpuc,
> > {
> > int idx;
> >
> > - for (idx = ARMV8_IDX_COUNTER0; idx < cpu_pmu->num_events; idx ++) {
> > + for (idx = ARMV8_IDX_COUNTER0; idx < cpu_pmu->num_events; idx++) {
> > if (!test_and_set_bit(idx, cpuc->used_mask))
> > return idx;
> > }
> > diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
> > index 6616486..4cc1ccc 100644
> > --- a/arch/arm64/kernel/process.c
> > +++ b/arch/arm64/kernel/process.c
> > @@ -304,7 +304,7 @@ void __show_regs(struct pt_regs *regs)
> > }
> > }
> >
> > -void show_regs(struct pt_regs * regs)
> > +void show_regs(struct pt_regs *regs)
> > {
> > __show_regs(regs);
> > dump_backtrace(regs, NULL, KERN_DEFAULT);
> > @@ -587,7 +587,7 @@ unsigned long get_wchan(struct task_struct *p)
> > ret = frame.pc;
> > goto out;
> > }
> > - } while (count ++ < 16);
> > + } while (count++ < 16);
> >
> > out:
> > put_task_stack(p);
> > --
> > 1.8.3.1
> >
