Author: jhb Date: Fri Dec 5 15:24:42 2014 New Revision: 275514 URL: https://svnweb.freebsd.org/changeset/base/275514
Log: Always ignore the deprecated MAP_RENAME and MAP_NORESERVE flags to mmap(). Some old libraries may be used even with newer binaries (specifically the Nvidia driver libraries). Differential Revision: https://reviews.freebsd.org/D1262 Reviewed by: kib Modified: head/sys/sys/param.h head/sys/vm/vm_mmap.c Modified: head/sys/sys/param.h ============================================================================== --- head/sys/sys/param.h Fri Dec 5 15:02:30 2014 (r275513) +++ head/sys/sys/param.h Fri Dec 5 15:24:42 2014 (r275514) @@ -81,7 +81,6 @@ #define P_OSREL_SIGSEGV 700004 #define P_OSREL_MAP_ANON 800104 #define P_OSREL_MAP_FSTRICT 1100036 -#define P_OSREL_MAP_RENAME 1100039 #define P_OSREL_MAJOR(x) ((x) / 100000) #endif Modified: head/sys/vm/vm_mmap.c ============================================================================== --- head/sys/vm/vm_mmap.c Fri Dec 5 15:02:30 2014 (r275513) +++ head/sys/vm/vm_mmap.c Fri Dec 5 15:24:42 2014 (r275514) @@ -222,8 +222,7 @@ sys_mmap(td, uap) /* * Ignore old flags that used to be defined but did not do anything. */ - if (td->td_proc->p_osrel < P_OSREL_MAP_RENAME) - flags &= ~(MAP_RESERVED0020 | MAP_RESERVED0040); + flags &= ~(MAP_RESERVED0020 | MAP_RESERVED0040); /* * Enforce the constraints. _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
