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| author | Nikolaus Rath <Nikolaus@rath.org> | 2022-03-14 09:48:43 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-03-14 09:48:43 +0000 |
| commit | 2b7a6f065b6e30723d6cc8668cff198dbb62b914 (patch) | |
| tree | 6420fbb2ddc1c8f04f6c4a05633401d3ceca68e1 /include | |
| parent | 3c2ba7aa2500618b7b11255ef3f699d6615ad5a2 (diff) | |
| parent | 66b04453b7a5d7aefa0a55e9101afe0347215128 (diff) | |
| download | libfuse-2b7a6f065b6e30723d6cc8668cff198dbb62b914.tar.gz | |
Merge pull request #635 from amir73il/fopen_noflush
Add support for FOPEN_NOFLUSH flag
Diffstat (limited to 'include')
| -rw-r--r-- | include/fuse.h | 8 | ||||
| -rw-r--r-- | include/fuse_common.h | 6 | ||||
| -rw-r--r-- | include/fuse_kernel.h | 2 |
3 files changed, 15 insertions, 1 deletions
diff --git a/include/fuse.h b/include/fuse.h index a273b15..9148688 100644 --- a/include/fuse.h +++ b/include/fuse.h @@ -248,6 +248,14 @@ struct fuse_config { int auto_cache; /** + * By default, fuse waits for all pending writes to complete + * and calls the FLUSH operation on close(2) of every fuse fd. + * With this option, wait and FLUSH are not done for read-only + * fuse fd, similar to the behavior of NFS/SMB clients. + */ + int no_rofd_flush; + + /** * The timeout in seconds for which file attributes are cached * for the purpose of checking if auto_cache should flush the * file data on open. diff --git a/include/fuse_common.h b/include/fuse_common.h index ea4bdb0..d7481be 100644 --- a/include/fuse_common.h +++ b/include/fuse_common.h @@ -83,8 +83,12 @@ struct fuse_file_info { nothing when set by open()). */ unsigned int cache_readdir : 1; + /** Can be filled in by open, to indicate that flush is not needed + on close. */ + unsigned int noflush : 1; + /** Padding. Reserved for future use*/ - unsigned int padding : 25; + unsigned int padding : 24; unsigned int padding2 : 32; /** File handle id. May be filled in by filesystem in create, diff --git a/include/fuse_kernel.h b/include/fuse_kernel.h index 018a00a..48f2000 100644 --- a/include/fuse_kernel.h +++ b/include/fuse_kernel.h @@ -238,12 +238,14 @@ struct fuse_file_lock { * FOPEN_NONSEEKABLE: the file is not seekable * FOPEN_CACHE_DIR: allow caching this directory * FOPEN_STREAM: the file is stream-like (no file position at all) + * FOPEN_NOFLUSH: don't flush data cache on close (unless FUSE_WRITEBACK_CACHE) */ #define FOPEN_DIRECT_IO (1 << 0) #define FOPEN_KEEP_CACHE (1 << 1) #define FOPEN_NONSEEKABLE (1 << 2) #define FOPEN_CACHE_DIR (1 << 3) #define FOPEN_STREAM (1 << 4) +#define FOPEN_NOFLUSH (1 << 5) /** * INIT request/reply flags |