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authorAdin Scannell <ascannell@google.com>2020-02-10 13:51:26 -0800
committergVisor bot <gvisor-bot@google.com>2020-02-10 13:52:09 -0800
commita6f9361c2f7c5b46a200de1dc891a0ce059ad90e (patch)
treeb65707f77f3049d2db518e9fb8f8d8df3770627b /pkg/sentry
parentbb22ebd7fbfc66556b38df669be5c6372daba018 (diff)
Add context to comments.
PiperOrigin-RevId: 294295852
Diffstat (limited to 'pkg/sentry')
-rw-r--r--pkg/sentry/fs/gofer/attr.go6
1 files changed, 4 insertions, 2 deletions
diff --git a/pkg/sentry/fs/gofer/attr.go b/pkg/sentry/fs/gofer/attr.go
index 71cccdc34..6db4b762d 100644
--- a/pkg/sentry/fs/gofer/attr.go
+++ b/pkg/sentry/fs/gofer/attr.go
@@ -88,8 +88,9 @@ func bsize(pattr p9.Attr) int64 {
if pattr.BlockSize > 0 {
return int64(pattr.BlockSize)
}
- // Some files may have no clue of their block size. Better not to report
- // something misleading or buggy and have a safe default.
+ // Some files, particularly those that are not on a local file system,
+ // may have no clue of their block size. Better not to report something
+ // misleading or buggy and have a safe default.
return usermem.PageSize
}
@@ -149,6 +150,7 @@ func links(valid p9.AttrMask, pattr p9.Attr) uint64 {
}
// This node is likely backed by a file system that doesn't support links.
+ //
// We could readdir() and count children directories to provide an accurate
// link count. However this may be expensive since the gofer may be backed by remote
// storage. Instead, simply return 2 links for directories and 1 for everything else