| Message ID | 20241108161123.9637-1-00107082@163.com |
|---|---|
| State | New |
| Headers | show |
| Series | None | expand |
On 2024-11-08 17:11, David Wang wrote: > Performance improvement for reading /proc/interrupts on arch sparc > > Signed-off-by: David Wang <00107082@163.com> > --- > arch/sparc/kernel/irq_32.c | 12 ++++++------ > arch/sparc/kernel/irq_64.c | 4 ++-- > 2 files changed, 8 insertions(+), 8 deletions(-) > > diff --git a/arch/sparc/kernel/irq_32.c b/arch/sparc/kernel/irq_32.c > index 8605dd710f3c..5210991429d5 100644 > --- a/arch/sparc/kernel/irq_32.c > +++ b/arch/sparc/kernel/irq_32.c > @@ -199,18 +199,18 @@ int arch_show_interrupts(struct seq_file *p, int prec) > int j; > > #ifdef CONFIG_SMP > - seq_printf(p, "RES: "); > + seq_printf(p, "RES:"); > for_each_online_cpu(j) > - seq_printf(p, "%10u ", cpu_data(j).irq_resched_count); > + seq_put_decimal_ull_width(p, " ", cpu_data(j).irq_resched_count, 10); > seq_printf(p, " IPI rescheduling interrupts\n"); > - seq_printf(p, "CAL: "); > + seq_printf(p, "CAL:"); > for_each_online_cpu(j) > - seq_printf(p, "%10u ", cpu_data(j).irq_call_count); > + seq_put_decimal_ull_width(p, " ", cpu_data(j).irq_call_count, 10); > seq_printf(p, " IPI function call interrupts\n"); > #endif > - seq_printf(p, "NMI: "); > + seq_printf(p, "NMI:"); > for_each_online_cpu(j) > - seq_printf(p, "%10u ", cpu_data(j).counter); > + seq_put_decimal_ull_width(p, " ", cpu_data(j).counter, 10); > seq_printf(p, " Non-maskable interrupts\n"); > return 0; > } > diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c > index 01ee800efde3..9ab6e79b617b 100644 > --- a/arch/sparc/kernel/irq_64.c > +++ b/arch/sparc/kernel/irq_64.c > @@ -304,9 +304,9 @@ int arch_show_interrupts(struct seq_file *p, int prec) > { > int j; > > - seq_printf(p, "NMI: "); > + seq_printf(p, "NMI:"); > for_each_online_cpu(j) > - seq_printf(p, "%10u ", cpu_data(j).__nmi_count); > + seq_put_decimal_ull_width(p, " ", cpu_data(j).__nmi_count, 10); > seq_printf(p, " Non-maskable interrupts\n"); > return 0; > } Reviewed-by: Andreas Larsson <andreas@gaisler.com> Tested-by: Andreas Larsson <andreas@gaisler.com> Picking this up to my for-next. Thanks, Andreas
diff --git a/arch/sparc/kernel/irq_32.c b/arch/sparc/kernel/irq_32.c index 8605dd710f3c..5210991429d5 100644 --- a/arch/sparc/kernel/irq_32.c +++ b/arch/sparc/kernel/irq_32.c @@ -199,18 +199,18 @@ int arch_show_interrupts(struct seq_file *p, int prec) int j; #ifdef CONFIG_SMP - seq_printf(p, "RES: "); + seq_printf(p, "RES:"); for_each_online_cpu(j) - seq_printf(p, "%10u ", cpu_data(j).irq_resched_count); + seq_put_decimal_ull_width(p, " ", cpu_data(j).irq_resched_count, 10); seq_printf(p, " IPI rescheduling interrupts\n"); - seq_printf(p, "CAL: "); + seq_printf(p, "CAL:"); for_each_online_cpu(j) - seq_printf(p, "%10u ", cpu_data(j).irq_call_count); + seq_put_decimal_ull_width(p, " ", cpu_data(j).irq_call_count, 10); seq_printf(p, " IPI function call interrupts\n"); #endif - seq_printf(p, "NMI: "); + seq_printf(p, "NMI:"); for_each_online_cpu(j) - seq_printf(p, "%10u ", cpu_data(j).counter); + seq_put_decimal_ull_width(p, " ", cpu_data(j).counter, 10); seq_printf(p, " Non-maskable interrupts\n"); return 0; } diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c index 01ee800efde3..9ab6e79b617b 100644 --- a/arch/sparc/kernel/irq_64.c +++ b/arch/sparc/kernel/irq_64.c @@ -304,9 +304,9 @@ int arch_show_interrupts(struct seq_file *p, int prec) { int j; - seq_printf(p, "NMI: "); + seq_printf(p, "NMI:"); for_each_online_cpu(j) - seq_printf(p, "%10u ", cpu_data(j).__nmi_count); + seq_put_decimal_ull_width(p, " ", cpu_data(j).__nmi_count, 10); seq_printf(p, " Non-maskable interrupts\n"); return 0; }
Performance improvement for reading /proc/interrupts on arch sparc Signed-off-by: David Wang <00107082@163.com> --- arch/sparc/kernel/irq_32.c | 12 ++++++------ arch/sparc/kernel/irq_64.c | 4 ++-- 2 files changed, 8 insertions(+), 8 deletions(-)