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author | ps <ps@FreeBSD.org> | 2000-02-28 04:10:35 +0000 |
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committer | ps <ps@FreeBSD.org> | 2000-02-28 04:10:35 +0000 |
commit | c3800346ab46195181630945b2f40e1fee7853d0 (patch) | |
tree | c1fe153aebcc58e892bd5d2eea0b026feb20e562 /lib/libc/sys/madvise.2 | |
parent | 1e4770cd942238b5157e2b25cd92594590c69b9d (diff) | |
download | FreeBSD-src-c3800346ab46195181630945b2f40e1fee7853d0.zip FreeBSD-src-c3800346ab46195181630945b2f40e1fee7853d0.tar.gz |
Add MAP_NOCORE to mmap(2), and MADV_NOCORE and MADV_CORE to madvise(2).
This
This feature allows you to specify if mmap'd data is included in
an application's corefile.
Change the type of eflags in struct vm_map_entry from u_char to
vm_eflags_t (an unsigned int).
Reviewed by: dillon,jdp,alfred
Approved by: jkh
Diffstat (limited to 'lib/libc/sys/madvise.2')
-rw-r--r-- | lib/libc/sys/madvise.2 | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/libc/sys/madvise.2 b/lib/libc/sys/madvise.2 index 9a82782..1f8aec0 100644 --- a/lib/libc/sys/madvise.2 +++ b/lib/libc/sys/madvise.2 @@ -60,6 +60,8 @@ The known behaviors are given in #define MADV_FREE 5 /* data is now unimportant */ #define MADV_NOSYNC 6 /* no explicit commit to physical backing store */ #define MADV_AUTOSYNC 7 /* default commit method to physical backing store */ +#define MADV_NOCORE 8 /* do not include these pages in a core file */ +#define MADV_CORE 9 /* revert to including pages in a core file */ .Ed .Pp .Bl -tag -width MADV_SEQUENTIAL @@ -123,6 +125,10 @@ may or may not be reverted. You can guarentee reversion by using the or .Xr fsync 2 system calls. +.It Dv MADV_NOCORE +Region is not included in a core file. +.It Dv MADV_CORE +Include region in a core file. .El .Sh RETURN VALUES Upon successful completion, |