On Sat, Jan 23, 2021 at 11:37:40PM +0000, Qais Yousef wrote: > To allow users in code where printk is not allowed. > > Signed-off-by: Qais Yousef <[email protected]> > --- > include/linux/printk.h | 24 ++++++++++++++++++++++++ > 1 file changed, 24 insertions(+) > > diff --git a/include/linux/printk.h b/include/linux/printk.h > index fe7eb2351610..92c0978c7b44 100644 > --- a/include/linux/printk.h > +++ b/include/linux/printk.h > @@ -480,21 +480,45 @@ extern int kptr_restrict; > printk_once(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) > /* no pr_cont_once, don't do that... */ > > +#define pr_emerg_deferred_once(fmt, ...) \ > + printk_deferred_once(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) > +#define pr_alert_deferred_once(fmt, ...) \ > + printk_deferred_once(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) > +#define pr_crit_deferred_once(fmt, ...) > \ > + printk_deferred_once(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) > +#define pr_err_deferred_once(fmt, ...) > \ > + printk_deferred_once(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) > +#define pr_warn_deferred_once(fmt, ...) > \ > + printk_deferred_once(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) > +#define pr_notice_deferred_once(fmt, ...) \ > + printk_deferred_once(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) > +#define pr_info_deferred_once(fmt, ...) > \ > + printk_deferred_once(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) > +/* no pr_cont_deferred_once, don't do that... */
I absolutely detest this.. the whole _deferred thing is an abomination. We should be very close to printk not needing this anymore, printk people?
