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author | andre <andre@FreeBSD.org> | 2012-10-23 14:25:37 +0000 |
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committer | andre <andre@FreeBSD.org> | 2012-10-23 14:25:37 +0000 |
commit | 42d79d42e3fb3046f6fbde1957b75a48c18a5b61 (patch) | |
tree | 58f91df126ddd9bf1cea43b852c7d88c75e10648 /share | |
parent | c59c83ebb642fb4ddc42d1b3751f7a3ae9d988d5 (diff) | |
download | FreeBSD-src-42d79d42e3fb3046f6fbde1957b75a48c18a5b61.zip FreeBSD-src-42d79d42e3fb3046f6fbde1957b75a48c18a5b61.tar.gz |
Update zero_copy(9) man page to note the renamed kernel options
and to warn about unsafeness of COW based sends.
Diffstat (limited to 'share')
-rw-r--r-- | share/man/man9/zero_copy.9 | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/share/man/man9/zero_copy.9 b/share/man/man9/zero_copy.9 index 50488d3..87d3ba1 100644 --- a/share/man/man9/zero_copy.9 +++ b/share/man/man9/zero_copy.9 @@ -25,7 +25,7 @@ .\" .\" $FreeBSD$ .\" -.Dd December 5, 2004 +.Dd October 23, 2012 .Dt ZERO_COPY 9 .Os .Sh NAME @@ -33,7 +33,8 @@ .Nm zero_copy_sockets .Nd "zero copy sockets code" .Sh SYNOPSIS -.Cd "options ZERO_COPY_SOCKETS" +.Cd "options SOCKET_SEND_COW" +.Cd "options SOCKET_RECV_PFLIP" .Sh DESCRIPTION The .Fx @@ -155,6 +156,8 @@ variables respectively. .Xr sendfile 2 , .Xr socket 2 , .Xr ti 4 +.Sh BUGS +The COW based send mechanism is not safe and may result in kernel crashes. .Sh HISTORY The zero copy sockets code first appeared in .Fx 5.0 , |