talexander
/
freebsd_amp_hwpstate
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Remove MAP_NOEXTEND. It came from 4.4-lite and not only was never 

implemented, but mmap()'s default behavior is *already* to not extend
files.  Only write() or ftruncate() can extend a file.
This commit is contained in:
Matthew Dillon 2001-08-24 18:22:46 +00:00
parent 6385dec00e
commit c45da89917
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
sys/sys/mman.h
View File

@ -62,7 +62,7 @@
#define MAP_RENAME 0x0020 /* Sun: rename private pages to file */
#define MAP_NORESERVE 0x0040 /* Sun: don't reserve needed swap area */
#define MAP_INHERIT 0x0080 /* region is retained after exec */
#define MAP_NOEXTEND 0x0100 /* for MAP_FILE, don't change file size */
#define MAP_RESERVED0100 0x0100 /* previously unimplemented MAP_NOEXTEND */
#define MAP_HASSEMAPHORE 0x0200 /* region may contain semaphores */
#define MAP_STACK 0x0400 /* region grows down, like a stack */
#define MAP_NOSYNC 0x0800 /* page to but do not sync underlying file */