unix: add SYNC_FILE_RANGE_* constants on Linux

These are usefule to specify SyncFileRange's flags argument.

Change-Id: I1726c3adf55aaebac61beed09d39a48a8e040a93
Reviewed-on: https://go-review.googlesource.com/133475
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

unix/mkerrors.sh

@@ -456,6 +456,7 @@ ccflags="$@"
 		$2 ~ /^PERF_EVENT_IOC_/ ||
 		$2 ~ /^SECCOMP_MODE_/ ||
 		$2 ~ /^SPLICE_/ ||
+		$2 ~ /^SYNC_FILE_RANGE_/ ||
 		$2 !~ /^AUDIT_RECORD_MAGIC/ &&
 		$2 !~ /IOC_MAGIC/ &&
 		$2 ~ /^[A-Z][A-Z0-9_]+_MAGIC2?$/ ||

unix/zerrors_linux_386.go

@@ -1891,6 +1891,9 @@ const (
 	STATX_TYPE                           = 0x1
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40

unix/zerrors_linux_amd64.go

@@ -1892,6 +1892,9 @@ const (
 	STATX_TYPE                           = 0x1
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40

unix/zerrors_linux_arm.go

@@ -1898,6 +1898,9 @@ const (
 	STATX_TYPE                           = 0x1
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40

unix/zerrors_linux_arm64.go

@@ -1883,6 +1883,9 @@ const (
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
 	SVE_MAGIC                            = 0x53564501
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40

unix/zerrors_linux_mips.go

@@ -1892,6 +1892,9 @@ const (
 	STATX_TYPE                           = 0x1
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40

unix/zerrors_linux_mips64.go

@@ -1892,6 +1892,9 @@ const (
 	STATX_TYPE                           = 0x1
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40

unix/zerrors_linux_mips64le.go

@@ -1892,6 +1892,9 @@ const (
 	STATX_TYPE                           = 0x1
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40

unix/zerrors_linux_mipsle.go

@@ -1892,6 +1892,9 @@ const (
 	STATX_TYPE                           = 0x1
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40

unix/zerrors_linux_ppc64.go

@@ -1947,6 +1947,9 @@ const (
 	STATX_TYPE                           = 0x1
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40

unix/zerrors_linux_ppc64le.go

@@ -1947,6 +1947,9 @@ const (
 	STATX_TYPE                           = 0x1
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40

unix/zerrors_linux_s390x.go

@@ -1952,6 +1952,9 @@ const (
 	STATX_TYPE                           = 0x1
 	STATX_UID                            = 0x8
 	STATX__RESERVED                      = 0x80000000
+	SYNC_FILE_RANGE_WAIT_AFTER           = 0x4
+	SYNC_FILE_RANGE_WAIT_BEFORE          = 0x1
+	SYNC_FILE_RANGE_WRITE                = 0x2
 	SYSFS_MAGIC                          = 0x62656572
 	S_BLKSIZE                            = 0x200
 	S_IEXEC                              = 0x40