Date: Thu, 8 Nov 2007 14:47:55 +0000 (UTC) From: Stephan Uphoff <ups@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/share/man/man9 locking.9 rmlock.9 src/sys/conf files src/sys/kern kern_rmlock.c subr_lock.c subr_pcpu.c subr_smp.c src/sys/sys _rmlock.h lock.h pcpu.h rmlock.h smp.h Message-ID: <200711081447.lA8EltXO052057@repoman.freebsd.org>
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ups 2007-11-08 14:47:55 UTC FreeBSD src repository Modified files: share/man/man9 locking.9 sys/conf files sys/kern subr_lock.c subr_pcpu.c subr_smp.c sys/sys lock.h pcpu.h smp.h Added files: share/man/man9 rmlock.9 sys/kern kern_rmlock.c sys/sys _rmlock.h rmlock.h Log: Initial checkin for rmlock (read mostly lock) a multi reader single writer lock optimized for almost exclusive reader access. (see also rmlock.9) TODO: Convert to per cpu variables linkerset as soon as it is available. Optimize UP (single processor) case. Revision Changes Path 1.12 +23 -8 src/share/man/man9/locking.9 1.1 +185 -0 src/share/man/man9/rmlock.9 (new) 1.1250 +1 -0 src/sys/conf/files 1.1 +500 -0 src/sys/kern/kern_rmlock.c (new) 1.18 +1 -0 src/sys/kern/subr_lock.c 1.9 +4 -1 src/sys/kern/subr_pcpu.c 1.202 +37 -16 src/sys/kern/subr_smp.c 1.1 +62 -0 src/sys/sys/_rmlock.h (new) 1.69 +1 -0 src/sys/sys/lock.h 1.23 +22 -0 src/sys/sys/pcpu.h 1.1 +109 -0 src/sys/sys/rmlock.h (new) 1.86 +1 -0 src/sys/sys/smp.h
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