Age | Commit message (Collapse) | Author |
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pipe and pipe2 aren't ported, pending a slight rework of pipe FDs for VFS2.
mount and umount2 aren't ported out of temporary laziness. access and faccessat
need additional FSImpl methods to implement properly, but are stubbed to
prevent googletest from CHECK-failing. Other syscalls require additional
plumbing.
Updates #1623
PiperOrigin-RevId: 297188448
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Updates #1487
Updates #1623
PiperOrigin-RevId: 292040835
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FD table now holds both VFS1 and VFS2 types and uses the correct
one based on what's set.
Parts of this CL are just initial changes (e.g. sys_read.go,
runsc/main.go) to serve as a template for the remaining changes.
Updates #1487
Updates #1623
PiperOrigin-RevId: 292023223
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Because the abi will depend on the core types for marshalling (usermem,
context, safemem, safecopy), these need to be flattened from the sentry
directory. These packages contain no sentry-specific details.
PiperOrigin-RevId: 291811289
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The preferred Copyright holder is "The gVisor Authors".
PiperOrigin-RevId: 291786657
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* Rename syncutil to sync.
* Add aliases to sync types.
* Replace existing usage of standard library sync package.
This will make it easier to swap out synchronization primitives. For example,
this will allow us to use primitives from github.com/sasha-s/go-deadlock to
check for lock ordering violations.
Updates #1472
PiperOrigin-RevId: 289033387
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Use fd.next to store the iteration start position, which can be used to accelerate allocating new FDs.
And adding the corresponding gtest benchmark to measure performance.
@tanjianfeng
COPYBARA_INTEGRATE_REVIEW=https://github.com/google/gvisor/pull/758 from DarcySail:master 96685ec7886dfe1a64988406831d3bc002b438cc
PiperOrigin-RevId: 276351250
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PiperOrigin-RevId: 258635459
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This renames FDMap to FDTable and drops the kernel.FD type, which had an entire
package to itself and didn't serve much use (it was freely cast between types,
and served as more of an annoyance than providing any protection.)
Based on BenchmarkFDLookupAndDecRef-12, we can expect 5-10 ns per lookup
operation, and 10-15 ns per concurrent lookup operation of savings.
This also fixes two tangential usage issues with the FDMap. Namely, non-atomic
use of NewFDFrom and associated calls to Remove (that are both racy and fail to
drop the reference on the underlying file.)
PiperOrigin-RevId: 256285890
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