diff options
author | Nikolaus Rath <Nikolaus@rath.org> | 2017-06-08 13:32:46 -0400 |
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committer | Nikolaus Rath <Nikolaus@rath.org> | 2017-06-08 13:32:46 -0400 |
commit | 72f558d23b2ddf4843fba1b6f6f213f4e274a90e (patch) | |
tree | bf88fe4d50750f6201b30c412889b7d7bf8b5fb7 /include | |
parent | 8d6b7584e4f07abf6da992e98f2ce223046517ae (diff) |
Clarify *_timeout semantics
When changes always come through kernel, timeouts
should be large.
Diffstat (limited to 'include')
-rw-r--r-- | include/fuse_common.h | 4 | ||||
-rw-r--r-- | include/fuse_lowlevel.h | 10 |
2 files changed, 10 insertions, 4 deletions
diff --git a/include/fuse_common.h b/include/fuse_common.h index bb73d9f..6bb14f3 100644 --- a/include/fuse_common.h +++ b/include/fuse_common.h @@ -189,8 +189,8 @@ struct fuse_file_info { * cached file *contents* will be invalidated as well. * * This flag should always be set when available. If all file changes - * go through the kernel, *attr_timeout* should be set to zero to - * avoid unneccessary getattr() calls. + * go through the kernel, *attr_timeout* should be set to a very large + * number to avoid unneccessary getattr() calls. * * This feature is enabled by default when supported by the kernel. */ diff --git a/include/fuse_lowlevel.h b/include/fuse_lowlevel.h index 8d93766..b9acc7e 100644 --- a/include/fuse_lowlevel.h +++ b/include/fuse_lowlevel.h @@ -90,10 +90,16 @@ struct fuse_entry_param { */ struct stat attr; - /** Validity timeout (in seconds) for the attributes */ + /** Validity timeout (in seconds) for inode attributes. If + attributes only change as a result of requests that come + through the kernel, this should be set to a very large + value. */ double attr_timeout; - /** Validity timeout (in seconds) for the name */ + /** Validity timeout (in seconds) for the name. If directory + entries are changed/deleted only as a result of requests + that come through the kernel, this should be set to a very + large value. */ double entry_timeout; }; |