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Added MountConfig.EnableVnodeCaching.

geesefs-0-30-9
Aaron Jacobs 2015-03-17 16:19:13 +11:00
parent 40519818d5
commit 2f64ad7f08
1 changed files with 15 additions and 0 deletions
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15
mounted_file_system.go
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@ -117,10 +117,25 @@ func (mfs *MountedFileSystem) mountAndServe(
// Optional configuration accepted by Mount.
type MountConfig struct {
// OS X only.
//
// Normally on OS X we mount with the novncache option
// (cf. http://goo.gl/1pTjuk), which disables entry caching in the kernel.
// This is because osxfuse does not support the entry expiration values we
// return to it (cf. http://goo.gl/8yR0Ie) and it is probably better to fail
// to cache than to cache for too long, since the latter is more likely to
// hide consistency bugs that are difficult to detect and diagnose.
//
// This field disables the use of novncache, restoring entry caching. Beware:
// the value of ChildInodeEntry.EntryExpiration is ignored by the kernel, and
// entries will be cached for an arbitrarily long time.
EnableVnodeCaching bool
}
// Convert to mount options to be passed to package bazilfuse.
func (c *MountConfig) bazilfuseOptions() (opts []bazilfuse.MountOption) {
panic("TODO: Test and support MountConfig.EnableVnodeCaching")
opts = []bazilfuse.MountOption{
// Enable permissions checking in the kernel. See the comments on
// InodeAttributes.Mode.