[syserror] Remove pkg syserror.

Removes package syserror and moves still relevant code to either linuxerr
or to syserr (to be later removed).

Internal errors are converted from random types to *errors.Error types used
in linuxerr. Internal errors are in linuxerr/internal.go.

PiperOrigin-RevId: 390724202

2 files changed, 4 insertions, 4 deletions

diff --git a/pkg/amutex/BUILD b/pkg/amutex/BUILD
index bd3a5cce9..6d8b5f818 100644
--- a/pkg/amutex/BUILD
+++ b/pkg/amutex/BUILD
@@ -8,7 +8,7 @@ go_library(
     visibility = ["//:sandbox"],
     deps = [
         "//pkg/context",
-        "//pkg/syserror",
+        "//pkg/errors/linuxerr",
     ],
 )
 
diff --git a/pkg/amutex/amutex.go b/pkg/amutex/amutex.go
index d7acc1d9f..985199cfa 100644
--- a/pkg/amutex/amutex.go
+++ b/pkg/amutex/amutex.go
@@ -20,7 +20,7 @@ import (
 	"sync/atomic"
 
 	"gvisor.dev/gvisor/pkg/context"
-	"gvisor.dev/gvisor/pkg/syserror"
+	"gvisor.dev/gvisor/pkg/errors/linuxerr"
 )
 
 // Sleeper must be implemented by users of the abortable mutex to allow for
@@ -33,7 +33,7 @@ type NoopSleeper = context.Context
 
 // Block blocks until either receiving from ch succeeds (in which case it
 // returns nil) or sleeper is interrupted (in which case it returns
-// syserror.ErrInterrupted).
+// linuxerr.ErrInterrupted).
 func Block(sleeper Sleeper, ch <-chan struct{}) error {
 	cancel := sleeper.SleepStart()
 	select {
@@ -42,7 +42,7 @@ func Block(sleeper Sleeper, ch <-chan struct{}) error {
 		return nil
 	case <-cancel:
 		sleeper.SleepFinish(false)
-		return syserror.ErrInterrupted
+		return linuxerr.ErrInterrupted
 	}
 }