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Diffstat (limited to 'Documentation/filesystems/porting')
| -rw-r--r-- | Documentation/filesystems/porting | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/filesystems/porting b/Documentation/filesystems/porting index d392d4b0c393..3bd1148d8bb6 100644 --- a/Documentation/filesystems/porting +++ b/Documentation/filesystems/porting @@ -668,3 +668,8 @@ in your dentry operations instead. DCACHE_RCUACCESS is gone; having an RCU delay on dentry freeing is the default. DCACHE_NORCU opts out, and only d_alloc_pseudo() has any business doing so. +-- +[mandatory] + d_alloc_pseudo() is internal-only; uses outside of alloc_file_pseudo() are + very suspect (and won't work in modules). Such uses are very likely to + be misspelled d_alloc_anon(). |