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authorMichael Kerrisk <mtk.manpages@gmail.com>2016-03-10 21:01:17 +0100
committerMichael Kerrisk <mtk.manpages@gmail.com>2016-03-11 00:42:31 +0100
commit813596e5f23acb73ca74f0b35ba897854c3c9fb6 (patch)
tree7937743c6002013441548888fa51b5011a1b5ca6
parentcc7b36035b40e4eddb9a1ff1e8122252e19c1bb6 (diff)
downloadman-pages-813596e5f23acb73ca74f0b35ba897854c3c9fb6.tar.gz
epoll_ctl.2: Document ELOOP error for circular monitoring loops
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
-rw-r--r--man2/epoll_ctl.27
1 files changed, 7 insertions, 0 deletions
diff --git a/man2/epoll_ctl.2 b/man2/epoll_ctl.2
index dace16c07d..476b36770b 100644
--- a/man2/epoll_ctl.2
+++ b/man2/epoll_ctl.2
@@ -224,6 +224,13 @@ or the requested operation
.I op
is not supported by this interface.
.TP
+.B ELOOP
+.I fd
+refers to an epoll instance and this
+.B EPOLL_CTL_ADD
+operation would result in a circular loop of epoll instances
+monitoring one another.
+.TP
.B ENOENT
.I op
was