CVS commit: src/sys/kern

[Mindaugas Rasiukevicius <rmind%netbsd.org@localhost>]

Module Name:    src
Committed By:   rmind
Date:           Mon Oct  5 23:47:04 UTC 2009

Modified Files:
        src/sys/kern: sysv_shm.c

Log Message:
shmexit: simplify a lot by avoiding unnecessary memory allocations, since
it is a last reference, just re-lock and check mapping list again.  Often
there wont be re-locks at all, moreover, shm_lock is not contended at all.


To generate a diff of this commit:
cvs rdiff -u -r1.116 -r1.117 src/sys/kern/sysv_shm.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.