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authorPádraig Brady <P@draigBrady.com>2016-03-31 16:34:28 +0100
committerPádraig Brady <P@draigBrady.com>2016-03-31 16:38:17 +0100
commitd33f1fbd671c58df453ce24446174d8c5ce4a355 (patch)
tree2c014e10b3c48622690583af08bcbfb11ae443fa
parentdf88fce71651afb2c3456967a142db0ae4bf9906 (diff)
downloadcoreutils-d33f1fbd671c58df453ce24446174d8c5ce4a355.tar.xz
stat: report type for "prl_fs" file systems
* src/stat.c (human_fstype): Identify the parallels file system. Also tag as remote so that tail(1) doesn't use inotify, which fails to detect changes made outside a VM. Fixes http://bugs.gnu.org/23143
-rw-r--r--NEWS2
-rw-r--r--src/stat.c6
2 files changed, 6 insertions, 2 deletions
diff --git a/NEWS b/NEWS
index d3597d0c1..dd3ee9ccf 100644
--- a/NEWS
+++ b/NEWS
@@ -20,6 +20,8 @@ GNU coreutils NEWS -*- outline -*-
stat now outputs nanosecond information for time stamps even if
they are out of localtime range.
+ stat -f --format=%T now reports "prl_fs" for a parallels file system.
+
sort, tail, and uniq now support traditional usage like 'sort +2'
and 'tail +10' on systems conforming to POSIX 1003.1-2008 and later.
The 2008 edition of POSIX dropped the requirement that arguments
diff --git a/src/stat.c b/src/stat.c
index 1742ff128..4d7ead302 100644
--- a/src/stat.c
+++ b/src/stat.c
@@ -403,9 +403,11 @@ human_fstype (STRUCT_STATVFS const *statfsbuf)
return "panfs";
case S_MAGIC_PIPEFS: /* 0x50495045 remote */
/* FIXME: change syntax or add an optional attribute like "inotify:no".
- The above is labeled as "remote" so that tail always uses polling,
- but this isn't really a remote file system type. */
+ pipefs and prlfs are labeled as "remote" so that tail always polls,
+ but these aren't really remote file system types. */
return "pipefs";
+ case S_MAGIC_PRL_FS: /* 0x7C7C6673 remote */
+ return "prl_fs";
case S_MAGIC_PROC: /* 0x9FA0 local */
return "proc";
case S_MAGIC_PSTOREFS: /* 0x6165676C local */