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author | gVisor bot <gvisor-bot@google.com> | 2019-07-25 23:57:55 +0000 |
---|---|---|
committer | gVisor bot <gvisor-bot@google.com> | 2019-07-25 23:57:55 +0000 |
commit | d1ac010e93da039b4a046981845adf6f11273b3d (patch) | |
tree | 620634d4e99e7f03cced1b07f5784b7c2f8ca7f9 /pkg/sentry | |
parent | 3196ae04b801ad8ab44980e4f72ce57528fe89ea (diff) | |
parent | 7052d21dc45be8ba5ba82117aedc0cb6ecb7c1b7 (diff) |
Merge 7052d21d (automated)
Diffstat (limited to 'pkg/sentry')
-rw-r--r-- | pkg/sentry/fs/inode_overlay.go | 6 | ||||
-rwxr-xr-x | pkg/sentry/kernel/seqatomic_taskgoroutineschedinfo_unsafe.go | 5 | ||||
-rwxr-xr-x | pkg/sentry/platform/ring0/defs_impl.go | 2 | ||||
-rwxr-xr-x | pkg/sentry/time/seqatomic_parameters_unsafe.go | 5 |
4 files changed, 5 insertions, 13 deletions
diff --git a/pkg/sentry/fs/inode_overlay.go b/pkg/sentry/fs/inode_overlay.go index e0602da17..246b97161 100644 --- a/pkg/sentry/fs/inode_overlay.go +++ b/pkg/sentry/fs/inode_overlay.go @@ -571,12 +571,6 @@ func overlayCheck(ctx context.Context, o *overlayEntry, p PermMask) error { if o.upper != nil { err = o.upper.check(ctx, p) } else { - if p.Write { - // Since writes will be redirected to the upper filesystem, the lower - // filesystem need not be writable, but must be readable for copy-up. - p.Write = false - p.Read = true - } err = o.lower.check(ctx, p) } o.copyMu.RUnlock() diff --git a/pkg/sentry/kernel/seqatomic_taskgoroutineschedinfo_unsafe.go b/pkg/sentry/kernel/seqatomic_taskgoroutineschedinfo_unsafe.go index c284a1b11..be6b07629 100755 --- a/pkg/sentry/kernel/seqatomic_taskgoroutineschedinfo_unsafe.go +++ b/pkg/sentry/kernel/seqatomic_taskgoroutineschedinfo_unsafe.go @@ -1,12 +1,11 @@ package kernel import ( + "fmt" + "gvisor.dev/gvisor/third_party/gvsync" "reflect" "strings" "unsafe" - - "fmt" - "gvisor.dev/gvisor/third_party/gvsync" ) // SeqAtomicLoad returns a copy of *ptr, ensuring that the read does not race diff --git a/pkg/sentry/platform/ring0/defs_impl.go b/pkg/sentry/platform/ring0/defs_impl.go index ea3f514cd..d4bfc5a4a 100755 --- a/pkg/sentry/platform/ring0/defs_impl.go +++ b/pkg/sentry/platform/ring0/defs_impl.go @@ -1,10 +1,10 @@ package ring0 import ( - "gvisor.dev/gvisor/pkg/cpuid" "syscall" "fmt" + "gvisor.dev/gvisor/pkg/cpuid" "gvisor.dev/gvisor/pkg/sentry/platform/ring0/pagetables" "gvisor.dev/gvisor/pkg/sentry/usermem" "io" diff --git a/pkg/sentry/time/seqatomic_parameters_unsafe.go b/pkg/sentry/time/seqatomic_parameters_unsafe.go index 1ec221edd..b4fb0a7f0 100755 --- a/pkg/sentry/time/seqatomic_parameters_unsafe.go +++ b/pkg/sentry/time/seqatomic_parameters_unsafe.go @@ -1,12 +1,11 @@ package time import ( + "fmt" + "gvisor.dev/gvisor/third_party/gvsync" "reflect" "strings" "unsafe" - - "fmt" - "gvisor.dev/gvisor/third_party/gvsync" ) // SeqAtomicLoad returns a copy of *ptr, ensuring that the read does not race |