diff options
Diffstat (limited to 'vendor/github.com/tetratelabs/wazero/internal/platform/mmap_linux.go')
| -rw-r--r-- | vendor/github.com/tetratelabs/wazero/internal/platform/mmap_linux.go | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/vendor/github.com/tetratelabs/wazero/internal/platform/mmap_linux.go b/vendor/github.com/tetratelabs/wazero/internal/platform/mmap_linux.go index 55906e827..3e2f435dc 100644 --- a/vendor/github.com/tetratelabs/wazero/internal/platform/mmap_linux.go +++ b/vendor/github.com/tetratelabs/wazero/internal/platform/mmap_linux.go @@ -59,12 +59,16 @@ func init() { }) } -func mmapCodeSegment(size, prot int) ([]byte, error) { - flags := syscall.MAP_ANON | syscall.MAP_PRIVATE +func mmapCodeSegment(size int) ([]byte, error) { + flag := syscall.MAP_ANON | syscall.MAP_PRIVATE + prot := syscall.PROT_READ | syscall.PROT_WRITE + if noopMprotectRX { + prot = syscall.PROT_READ | syscall.PROT_WRITE | syscall.PROT_EXEC + } for _, hugePagesConfig := range hugePagesConfigs { if hugePagesConfig.match(size) { - b, err := syscall.Mmap(-1, 0, size, prot, flags|hugePagesConfig.flag) + b, err := syscall.Mmap(-1, 0, size, prot, flag|hugePagesConfig.flag) if err != nil { continue } @@ -72,5 +76,5 @@ func mmapCodeSegment(size, prot int) ([]byte, error) { } } - return syscall.Mmap(-1, 0, size, prot, flags) + return syscall.Mmap(-1, 0, size, prot, flag) } |