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| author | Chris Metcalf <cmetcalf@tilera.com> | 2010-08-13 19:59:15 -0400 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2010-08-13 19:59:15 -0400 |
| commit | 7d72e6fa56c4100b9669efe0044f77ed9eb785a1 (patch) | |
| tree | 5e90bf4969809a1ab20b97432b85be20ccfaa1f4 /include/linux/sysv_fs.h | |
| parent | ba00376b0b13f234d839541a7b36a5bf5c2a4036 (diff) | |
| parent | 2be1f3a73dd02e38e181cf5abacb3d45a6a2d6b8 (diff) | |
Merge branch 'master' into for-linus
Diffstat (limited to 'include/linux/sysv_fs.h')
| -rw-r--r-- | include/linux/sysv_fs.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/sysv_fs.h b/include/linux/sysv_fs.h index 96411306eec6..e47d6d90023d 100644 --- a/include/linux/sysv_fs.h +++ b/include/linux/sysv_fs.h | |||
| @@ -148,6 +148,17 @@ struct v7_super_block { | |||
| 148 | char s_fname[6]; /* file system name */ | 148 | char s_fname[6]; /* file system name */ |
| 149 | char s_fpack[6]; /* file system pack name */ | 149 | char s_fpack[6]; /* file system pack name */ |
| 150 | }; | 150 | }; |
| 151 | /* Constants to aid sanity checking */ | ||
| 152 | /* This is not a hard limit, nor enforced by v7 kernel. It's actually just | ||
| 153 | * the limit used by Seventh Edition's ls, though is high enough to assume | ||
| 154 | * that no reasonable file system would have that much entries in root | ||
| 155 | * directory. Thus, if we see anything higher, we just probably got the | ||
| 156 | * endiannes wrong. */ | ||
| 157 | #define V7_NFILES 1024 | ||
| 158 | /* The disk addresses are three-byte (despite direct block addresses being | ||
| 159 | * aligned word-wise in inode). If the most significant byte is non-zero, | ||
| 160 | * something is most likely wrong (not a filesystem, bad bytesex). */ | ||
| 161 | #define V7_MAXSIZE 0x00ffffff | ||
| 151 | 162 | ||
| 152 | /* Coherent super-block data on disk */ | 163 | /* Coherent super-block data on disk */ |
| 153 | #define COH_NICINOD 100 /* number of inode cache entries */ | 164 | #define COH_NICINOD 100 /* number of inode cache entries */ |