閱讀文章 - 看板 DFBSD_commit

發信人Matthew Dillon <dillon@crater.dragonflybsd.org>,

看板DFBSD_commit

標題git: kernel - Fix x86-64 pmap race

發信站(null) (Wed Nov 2 07:46:13 2011)

轉信站ptt!crater_reader.dragonflybsd.org!crater.dragonflybsd.org!127.0.0.1.M

commit a505393fd1a1920367affae433de8573462fe68c Author: Matthew Dillon <dillon@apollo.backplane.com> Date: Tue Nov 1 23:42:06 2011 -0700 kernel - Fix x86-64 pmap race * Fix a x86-64 pmap race where a pte can get ripped out from under the pmap_remove*() code. Recheck the pte after locking pt_pv. Summary of changes: sys/platform/pc64/x86_64/pmap.c | 11 +++++++++++ 1 files changed, 11 insertions(+), 0 deletions(-) http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/a505393fd1a1920367affae433de8573462fe68c -- DragonFly BSD source repository