Module Name: src
Committed By: manu
Date: Fri Dec 16 10:57:43 UTC 2011
Modified Files:
src/usr.sbin/perfused: perfused.8
Log Message:
Document a bug when processes hang on uvn_fp2. FWIW, hung process exhibit
this stack backtrace:
sleepq_block
mtsleep
uvn_findpage
uvn_findpages
genfs_getpages
puffs_vnop_getpages
puffs_vnop_checkop
VOP_GETPAGES
uvn_get
uvm_fault_internal
trap
copyin
uiomove
ubc_uiomove
puffs_vnop_write
puffs_vnop_checkop
VOP_WRITE
vn_write
dofilewrite
sys_write
syscall
To generate a diff of this commit:
cvs rdiff -u -r1.5 -r1.6 src/usr.sbin/perfused/perfused.8
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.sbin/perfused/perfused.8
diff -u src/usr.sbin/perfused/perfused.8:1.5 src/usr.sbin/perfused/perfused.8:1.6
--- src/usr.sbin/perfused/perfused.8:1.5 Tue May 10 12:16:18 2011
+++ src/usr.sbin/perfused/perfused.8 Fri Dec 16 10:57:43 2011
@@ -1,4 +1,4 @@
-.\" $NetBSD: perfused.8,v 1.5 2011/05/10 12:16:18 njoly Exp $
+.\" $NetBSD: perfused.8,v 1.6 2011/12/16 10:57:43 manu Exp $
.\"
.\" Copyright (c) 2010 Emmanuel Dreyfus. All rights reserved.
.\"
@@ -124,6 +124,14 @@ The program logs to the syslog daemon as
For detailed debugging use the
.Fl d
(debug) option.
+.Sh BUGS
+When
+.Nm
+runs in the foreground (using the
+.Fl f
+flag), some processes using the FUSE filesystem will
+sometime hang on
+.Sq uvn_fp2 .
.Sh SEE ALSO
.Xr mount 2 ,
.Xr perfuse_mount 3 ,
