diff options
author | Felix Fietkau <nbd@openwrt.org> | 2012-10-10 12:32:29 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2012-10-10 12:32:29 +0000 |
commit | 405e21d16731b2764ab82aaaadcf36a813b105f7 (patch) | |
tree | c6f9a8402389a5081519b91ce62c4a8cafcb8917 /package/network/services/ppp/patches/101-debian_close_dev_ppp.patch | |
parent | d0ec348ded6f715b43b396b06ccb10599b37969d (diff) | |
download | upstream-405e21d16731b2764ab82aaaadcf36a813b105f7.tar.gz upstream-405e21d16731b2764ab82aaaadcf36a813b105f7.tar.bz2 upstream-405e21d16731b2764ab82aaaadcf36a813b105f7.zip |
packages: sort network related packages into package/network/
SVN-Revision: 33688
Diffstat (limited to 'package/network/services/ppp/patches/101-debian_close_dev_ppp.patch')
-rw-r--r-- | package/network/services/ppp/patches/101-debian_close_dev_ppp.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/package/network/services/ppp/patches/101-debian_close_dev_ppp.patch b/package/network/services/ppp/patches/101-debian_close_dev_ppp.patch new file mode 100644 index 0000000000..232b10b521 --- /dev/null +++ b/package/network/services/ppp/patches/101-debian_close_dev_ppp.patch @@ -0,0 +1,28 @@ +pppd: Close already open ppp descriptors + +When using the kernel PPPoE driver in conjunction with the "persist" option, +the already open descriptor to /dev/ppp is not closed when the link is +reestablished. This eventually leads to high CPU load because the stray +descriptors are always reported as ready by select(). + +This patch closes the descriptor if it is already open when establishing a +new connection. It originated from the Debian project. + +Signed-off-by: Jo-Philipp Wich <jow@openwrt.org> + +--- a/pppd/sys-linux.c ++++ b/pppd/sys-linux.c +@@ -453,6 +453,13 @@ int generic_establish_ppp (int fd) + if (new_style_driver) { + int flags; + ++ /* if a ppp_fd is already open, close it first */ ++ if(ppp_fd > 0) { ++ close(ppp_fd); ++ remove_fd(ppp_fd); ++ ppp_fd = -1; ++ } ++ + /* Open an instance of /dev/ppp and connect the channel to it */ + if (ioctl(fd, PPPIOCGCHAN, &chindex) == -1) { + error("Couldn't get channel number: %m"); |