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internal/syscall/unix: fix PosixFallocate on 32-bit freebsd

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Follow-up for CL 478035 which broke the freebsd/396 builders:

https://build.golang.org/log/e6e442cd353024c4fdb64111ad0bcbf5b25b8ecd

64-bit syscall arguments need to be passed as two 32-bit arguments on
32-bit freebsd.

Change-Id: Idf4fdf4ab7d112bc2cf95b075a5a29f221bffcb6
Reviewed-on: https://go-review.googlesource.com/c/go/+/479715
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
This commit is contained in:
Tobias Klauser 2023-03-27 22:24:28 +02:00 committed by Gopher Robot
parent fc99c4b3f3
commit abe4e7a446
2 changed files with 22 additions and 0 deletions
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20
src/internal/syscall/unix/fallocate_freebsd_32bit.go Normal file
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@ -0,0 +1,20 @@
// Copyright 2023 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build freebsd && (386 || arm)
package unix
import "syscall"
// FreeBSD posix_fallocate system call number.
const posixFallocateTrap uintptr = 530
func PosixFallocate(fd int, off int64, size int64) error {
_, _, errno := syscall.Syscall6(posixFallocateTrap, uintptr(fd), uintptr(off), uintptr(off>>32), uintptr(size), uintptr(size>>32), 0)
if errno != 0 {
return errno
}
return nil
}

2
src/internal/syscall/unix/fallocate_freebsd.go → src/internal/syscall/unix/fallocate_freebsd_64bit.go
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@ -2,6 +2,8 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build freebsd && (amd64 || arm64 || riscv64)
package unix
import "syscall"