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Added a callout to msync for SyncFile.

geesefs-0-30-9
Aaron Jacobs 2015-03-24 13:46:35 +11:00
parent dd25450c72
commit c4c7ce568c
1 changed files with 4 additions and 1 deletions
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5
file_system.go
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@ -218,9 +218,12 @@ type FileSystem interface {
//
// * (http://goo.gl/IQkWZa) sys_fsync calls do_fsync, calls vfs_fsync, calls
// vfs_fsync_range.
//
// * (http://goo.gl/5L2SMy) vfs_fsync_range calls f_op->fsync.
//
// Note that this is also called by fdatasync(2) (cf. http://goo.gl/01R7rF).
// Note that this is also called by fdatasync(2) (cf. http://goo.gl/01R7rF),
// and may be called for msync(2) with the MS_SYNC flag (see the notes on
// FlushFile).
//
// See also: FlushFile, which may perform a similar purpose when closing a
// file (but which is not used in "real" file systems).