Date: Tue, 6 Nov 2012 16:42:00 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r242661 - projects/calloutng/share/man/man9 Message-ID: <201211061642.qA6Gg0fT004385@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: mav Date: Tue Nov 6 16:42:00 2012 New Revision: 242661 URL: http://svnweb.freebsd.org/changeset/base/242661 Log: Document new msleep_bt() and tsleep_bt() functions. Modified: projects/calloutng/share/man/man9/sleep.9 Modified: projects/calloutng/share/man/man9/sleep.9 ============================================================================== --- projects/calloutng/share/man/man9/sleep.9 Tue Nov 6 15:37:22 2012 (r242660) +++ projects/calloutng/share/man/man9/sleep.9 Tue Nov 6 16:42:00 2012 (r242661) @@ -25,14 +25,16 @@ .\" .\" $FreeBSD$ .\" -.Dd December 12, 2009 +.Dd November 6, 2012 .Dt SLEEP 9 .Os .Sh NAME .Nm msleep , +.Nm msleep_bt , .Nm msleep_spin , .Nm pause , .Nm tsleep , +.Nm tsleep_bt , .Nm wakeup .Nd wait for events .Sh SYNOPSIS @@ -42,11 +44,17 @@ .Ft int .Fn msleep "void *chan" "struct mtx *mtx" "int priority" "const char *wmesg" "int timo" .Ft int +.Fn msleep_bt "void *chan" "struct mtx *mtx" "int priority" \ +"const char *wmesg" "struct bintime *bt" "int flags" +.Ft int .Fn msleep_spin "void *chan" "struct mtx *mtx" "const char *wmesg" "int timo" .Ft void .Fn pause "const char *wmesg" "int timo" .Ft int .Fn tsleep "void *chan" "int priority" "const char *wmesg" "int timo" +.Ft int +.Fn tsleep_bt "void *chan" "int priority" "const char *wmesg" \ +"struct bintime *bt" "int flags" .Ft void .Fn wakeup "void *chan" .Ft void @@ -146,6 +154,26 @@ If the timeout expires, then the sleep function will return .Er EWOULDBLOCK . .Pp +.Fn msleep_bt +and +.Fn tsleep_bt +functions take +.Fa bt +argument instead of +.Fa timo . +It allows to specify wakeup time with higher resolution as absolute time +since boot in form of +.Vt struct bintime * , +as returned by +.Fn binuptime +function. +.Pp +The parameter +.Fa flags +allows to specify additional +.Xr callout 9 +flags, such as precision. +.Pp Several of the sleep functions including .Fn msleep , .Fn msleep_spin ,
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201211061642.qA6Gg0fT004385>