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authordes <des@FreeBSD.org>2004-02-16 18:46:16 +0000
committerdes <des@FreeBSD.org>2004-02-16 18:46:16 +0000
commitb5f599aa9ca636d4b9314a80c33fee7e8cf7ff6b (patch)
tree36425be151571a927039bcddc7751c45945d39e1 /share/man
parent26a38784fb7d90db25da73ed8d287d555ca55d3a (diff)
downloadFreeBSD-src-b5f599aa9ca636d4b9314a80c33fee7e8cf7ff6b.zip
FreeBSD-src-b5f599aa9ca636d4b9314a80c33fee7e8cf7ff6b.tar.gz
Document the change in M_WAITOK semantics.
Diffstat (limited to 'share/man')
-rw-r--r--share/man/man9/malloc.911
1 files changed, 6 insertions, 5 deletions
diff --git a/share/man/man9/malloc.9 b/share/man/man9/malloc.9
index fea6396d..a6dd849 100644
--- a/share/man/man9/malloc.9
+++ b/share/man/man9/malloc.9
@@ -164,16 +164,17 @@ is required when running in an interrupt context.
Indicates that it is OK to wait for resources.
If the request cannot be immediately fulfilled, the current process is put
to sleep to wait for resources to be released by other processes.
-The
+When
+.Dv M_WAITOK
+is specified, the
.Fn malloc ,
.Fn realloc ,
and
.Fn reallocf
-functions cannot return
+cannot return
.Dv NULL
-if
-.Dv M_WAITOK
-is specified.
+unless the requested allocation size is too large for the kernel
+memory map.
.It Dv M_USE_RESERVE
Indicates that the system can dig into its reserve in order to obtain the
requested memory.
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