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| author | Andrei Vagin <avagin@google.com> | 2019-06-24 17:44:00 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2019-06-24 17:45:02 -0700 |
| commit | e9ea7230f7dc70d3e1bb5ae32b6927209cafb465 (patch) | |
| tree | 2f8b5aacade58f48ad3f4748c5fe6875f2761f0b /pkg/sentry/fs/proc/cpuinfo.go | |
| parent | 7f5d0afe525af4728ed5ec75193e9e4560d9558c (diff) | |
fs: synchronize concurrent writes into files with O_APPEND
For files with O_APPEND, a file write operation gets a file size and uses it as
offset to call an inode write operation. This means that all other operations
which can change a file size should be blocked while the write operation doesn't
complete.
PiperOrigin-RevId: 254873771
Diffstat (limited to 'pkg/sentry/fs/proc/cpuinfo.go')
0 files changed, 0 insertions, 0 deletions