diff options
Diffstat (limited to 'arch/mips/dec/ecc-berr.c')
| -rw-r--r-- | arch/mips/dec/ecc-berr.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/arch/mips/dec/ecc-berr.c b/arch/mips/dec/ecc-berr.c index 1eb356fdd832..3d41ff07d817 100644 --- a/arch/mips/dec/ecc-berr.c +++ b/arch/mips/dec/ecc-berr.c @@ -5,12 +5,13 @@ * 5000/240 (KN03), 5000/260 (KN05) and DECsystem 5900 (KN03), * 5900/260 (KN05) systems. * - * Copyright (c) 2003, 2005 Maciej W. Rozycki + * Copyright (c) 2003, 2005, 2026 Maciej W. Rozycki */ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/kernel.h> +#include <linux/ratelimit.h> #include <linux/sched.h> #include <linux/types.h> @@ -51,6 +52,10 @@ static int dec_ecc_be_backend(struct pt_regs *regs, int is_fixup, int invoker) static const char overstr[] = "overrun"; static const char eccstr[] = "ECC error"; + static DEFINE_RATELIMIT_STATE(rs, + DEFAULT_RATELIMIT_INTERVAL, + DEFAULT_RATELIMIT_BURST); + const char *kind, *agent, *cycle, *event; const char *status = "", *xbit = "", *fmt = ""; unsigned long address; @@ -70,7 +75,7 @@ static int dec_ecc_be_backend(struct pt_regs *regs, int is_fixup, int invoker) if (!(erraddr & KN0X_EAR_VALID)) { /* No idea what happened. */ - printk(KERN_ALERT "Unidentified bus error %s\n", kind); + pr_alert_ratelimited("Unidentified bus error %s\n", kind); return action; } @@ -180,12 +185,13 @@ static int dec_ecc_be_backend(struct pt_regs *regs, int is_fixup, int invoker) } } - if (action != MIPS_BE_FIXUP) + if (action != MIPS_BE_FIXUP && __ratelimit(&rs)) { printk(KERN_ALERT "Bus error %s: %s %s %s at %#010lx\n", kind, agent, cycle, event, address); - if (action != MIPS_BE_FIXUP && erraddr & KN0X_EAR_ECCERR) - printk(fmt, " ECC syndrome ", syn, status, xbit, i); + if (erraddr & KN0X_EAR_ECCERR) + printk(fmt, " ECC syndrome ", syn, status, xbit, i); + } return action; } |