From: Tony Asleson <tasleson@redhat.com> To: linux-block@vger.kernel.org, linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org, b.zolnierkie@samsung.com, axboe@kernel.dk Subject: [v4 09/11] Add durable_name_printk_ratelimited Date: Fri, 24 Jul 2020 12:17:04 -0500 Message-ID: <20200724171706.1550403-10-tasleson@redhat.com> (raw) In-Reply-To: <20200724171706.1550403-1-tasleson@redhat.com> Create a rate limited macro for durable_name_printk so that we can use this for printk_ratelimited usage in the block layers and add the durable name key/value to the log message. Signed-off-by: Tony Asleson <tasleson@redhat.com> --- include/linux/dev_printk.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/include/linux/dev_printk.h b/include/linux/dev_printk.h index 502cf9fd7fe7..931977f5c85e 100644 --- a/include/linux/dev_printk.h +++ b/include/linux/dev_printk.h @@ -37,6 +37,15 @@ __printf(3, 4) __cold void durable_name_printk(const char *level, const struct device *dev, const char *fmt, ...); +#define durable_name_printk_ratelimited(level, dev, fmt, ...) \ +do { \ + static DEFINE_RATELIMIT_STATE(_rs, \ + DEFAULT_RATELIMIT_INTERVAL, \ + DEFAULT_RATELIMIT_BURST); \ + if (__ratelimit(&_rs)) \ + durable_name_printk(level, dev, fmt, ##__VA_ARGS__); \ +} while (0) + __printf(2, 3) __cold void _dev_emerg(const struct device *dev, const char *fmt, ...); __printf(2, 3) __cold -- 2.26.2
next prev parent reply index Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-07-24 17:16 [v4 00/11] Add persistent durable identifier to storage log messages Tony Asleson 2020-07-24 17:16 ` [v4 01/11] struct device: Add function callback durable_name Tony Asleson 2020-07-24 17:16 ` [v4 02/11] create_syslog_header: Add durable name Tony Asleson 2020-07-24 17:16 ` [v4 03/11] dev_vprintk_emit: Increase hdr size Tony Asleson 2020-07-25 10:05 ` Andy Shevchenko 2020-08-26 18:26 ` Tony Asleson 2020-07-24 17:16 ` [v4 04/11] scsi: Add durable_name for dev_printk Tony Asleson 2020-07-25 10:20 ` Andy Shevchenko 2020-07-24 17:17 ` [v4 05/11] nvme: Add durable name " Tony Asleson 2020-07-25 9:05 ` Sergei Shtylyov 2020-07-25 10:23 ` Andy Shevchenko 2020-07-24 17:17 ` [v4 06/11] libata: Add ata_scsi_durable_name Tony Asleson 2020-07-25 0:48 ` kernel test robot 2020-07-25 1:07 ` kernel test robot 2020-07-25 1:07 ` [RFC PATCH] libata: ata_scsi_durable_name() can be static kernel test robot 2020-07-25 1:18 ` [v4 06/11] libata: Add ata_scsi_durable_name kernel test robot 2020-07-25 10:26 ` Andy Shevchenko 2020-07-24 17:17 ` [v4 07/11] Add durable_name_printk Tony Asleson 2020-07-24 17:17 ` [v4 08/11] libata: use durable_name_printk Tony Asleson 2020-07-24 17:17 ` Tony Asleson [this message] 2020-07-24 17:17 ` [v4 10/11] print_req_error: Use durable_name_printk_ratelimited Tony Asleson 2020-07-25 9:15 ` Sergei Shtylyov 2020-07-24 17:17 ` [v4 11/11] buffer_io_error: " Tony Asleson 2020-07-25 10:29 ` Andy Shevchenko 2020-07-26 15:10 ` [v4 00/11] Add persistent durable identifier to storage log messages Christoph Hellwig 2020-07-27 15:45 ` Tony Asleson 2020-07-27 16:46 ` Hannes Reinecke 2020-07-27 17:42 ` Tony Asleson 2020-07-27 19:17 ` Douglas Gilbert 2020-07-27 20:27 ` Tony Asleson
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