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stat,tail: improve support for hostfs and smackfs

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hostfs is provided by the Linux UML subsystem.
smackfs is provided by the Linux Smack security module.

* src/stat.c (human_fstype): Add new file system ID definitions.
* NEWS: Mention the improvement, and adjust for the fact that
SNFS is a remote file system.
This commit is contained in:
Pádraig Brady
2013-12-13 14:05:53 +00:00
parent 41e9a094ad
commit ee7512cf00
2 changed files with 8 additions and 4 deletions
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8
NEWS
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@@ -122,10 +122,10 @@ GNU coreutils NEWS -*- outline -*-
sha1sum for example has improved throughput by 40% on an i3-2310M.
This also affects sha1sum, sha224sum, sha256sum, sha384sum and sha512sum.
stat and tail work better with EFIVARFS, EXOFS, F2FS, SNFS and UBIFS.
stat -f --format=%T now reports the file system type, and tail -f now uses
inotify for files on those file systems, rather than the default (for unknown
file system types) of issuing a warning and reverting to polling.
stat and tail work better with EFIVARFS, EXOFS, F2FS, HOSTFS, SMACKFS, SNFS
and UBIFS. stat -f --format=%T now reports the file system type, and tail -f
now uses inotify for files on all those except SNFS, rather than the default
(for unknown file system types) of issuing a warning and reverting to polling.
shuf outputs subsets of large inputs much more efficiently.
Reservoir sampling is used to limit memory usage based on the number of

4
src/stat.c
View File

@@ -317,6 +317,8 @@ human_fstype (STRUCT_STATVFS const *statfsbuf)
return "gpfs";
case S_MAGIC_HFS: /* 0x4244 local */
return "hfs";
case S_MAGIC_HOSTFS: /* 0xC0FFEE local */
return "hostfs";
case S_MAGIC_HPFS: /* 0xF995E849 local */
return "hpfs";
case S_MAGIC_HUGETLBFS: /* 0x958458F6 local */
@@ -396,6 +398,8 @@ human_fstype (STRUCT_STATVFS const *statfsbuf)
return "securityfs";
case S_MAGIC_SELINUX: /* 0xF97CFF8C local */
return "selinux";
case S_MAGIC_SMACK: /* 0x43415D53 local */
return "smackfs";
case S_MAGIC_SMB: /* 0x517B remote */
return "smb";
case S_MAGIC_SNFS: /* 0xBEEFDEAD remote */