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Results 31 - 40 of 246 for mmap64 (0.11 sec)
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src/cmd/link/internal/ld/outbuf_nommap.go
//go:build !unix && !windows package ld // Mmap allocates an in-heap output buffer with the given size. It copies // any old data (if any) to the new buffer. func (out *OutBuf) Mmap(filesize uint64) error { // We need space to put all the symbols before we apply relocations. oldheap := out.heap if filesize < uint64(len(oldheap)) { panic("mmap size too small") } out.heap = make([]byte, filesize)
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Mar 19 11:20:31 UTC 2024 - 660 bytes - Viewed (0) -
src/cmd/go/internal/mmap/mmap_unix.go
//go:build unix package mmap import ( "fmt" "io/fs" "os" "syscall" ) func mmapFile(f *os.File) (Data, error) { st, err := f.Stat() if err != nil { return Data{}, err } size := st.Size() pagesize := int64(os.Getpagesize()) if int64(int(size+(pagesize-1))) != size+(pagesize-1) { return Data{}, fmt.Errorf("%s: too large for mmap", f.Name()) } n := int(size) if n == 0 {
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Fri Dec 15 21:57:36 UTC 2023 - 886 bytes - Viewed (0) -
src/runtime/mem_aix.go
// prevents us from allocating more stack. // //go:nosplit func sysAllocOS(n uintptr) unsafe.Pointer { p, err := mmap(nil, n, _PROT_READ|_PROT_WRITE, _MAP_ANON|_MAP_PRIVATE, -1, 0) if err != 0 { if err == _EACCES { print("runtime: mmap: access denied\n") exit(2) } if err == _EAGAIN { print("runtime: mmap: too much locked memory (check 'ulimit -l').\n") exit(2) } return nil } return p }
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Aug 22 19:05:10 UTC 2023 - 2K bytes - Viewed (0) -
src/runtime/race/race_linux_test.go
// doesn't fault. See issue 60825. // Mmap two pages of memory, and make the second page inaccessible, // so we have an address at the end of a page. pagesize := syscall.Getpagesize() b, err := syscall.Mmap(0, 0, 2*pagesize, syscall.PROT_READ|syscall.PROT_WRITE, syscall.MAP_ANON|syscall.MAP_PRIVATE) if err != nil { t.Fatalf("mmap failed %s", err) } defer syscall.Munmap(b)
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Fri Jun 16 14:09:02 UTC 2023 - 1.9K bytes - Viewed (0) -
src/runtime/minmax.go
return y } return x } func fmin32(x, y float32) float32 { return fmin(x, y) } func fmin64(x, y float64) float64 { return fmin(x, y) } func fmax32(x, y float32) float32 { return fmax(x, y) } func fmax64(x, y float64) float64 { return fmax(x, y) } type floaty interface{ ~float32 | ~float64 } func fmin[F floaty](x, y F) F { if y != y || y < x { return y } if x != x || x < y || x != 0 { return x }
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue May 23 18:15:22 UTC 2023 - 1.5K bytes - Viewed (0) -
src/runtime/export_mmap_test.go
// Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. //go:build unix // Export guts for testing. package runtime var Mmap = mmap var Munmap = munmap const ENOMEM = _ENOMEM const MAP_ANON = _MAP_ANON const MAP_PRIVATE = _MAP_PRIVATE const MAP_FIXED = _MAP_FIXED func GetPhysPageSize() uintptr { return physPageSize
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Mar 29 16:24:51 UTC 2022 - 429 bytes - Viewed (0) -
src/cmd/vendor/golang.org/x/telemetry/internal/mmap/mmap_other.go
// Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. //go:build (js && wasm) || wasip1 || plan9 || (solaris && !go1.20) package mmap import ( "io" "os" ) // mmapFile on other systems doesn't mmap the file. It just reads everything. func mmapFile(f *os.File, _ *Data) (Data, error) { b, err := io.ReadAll(f) if err != nil { return Data{}, err }
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Jan 30 21:40:49 UTC 2024 - 540 bytes - Viewed (0) -
src/cmd/go/internal/mmap/mmap_other.go
// Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. //go:build (js && wasm) || wasip1 || plan9 package mmap import ( "io" "os" ) // mmapFile on other systems doesn't mmap the file. It just reads everything. func mmapFile(f *os.File) (Data, error) { b, err := io.ReadAll(f) if err != nil { return Data{}, err } return Data{f, b}, nil
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Fri Dec 15 21:57:36 UTC 2023 - 454 bytes - Viewed (0) -
src/syscall/linkname_unix.go
//go:build unix package syscall import _ "unsafe" // for linkname // mmap should be an internal detail, // but widely used packages access it using linkname. // Notable members of the hall of shame include: // - modernc.org/memory // - github.com/ncruces/go-sqlite3 // // Do not remove or change the type signature. // See go.dev/issue/67401. //
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Wed May 29 17:58:53 UTC 2024 - 532 bytes - Viewed (0) -
src/runtime/race/race_unix_test.go
) // Test that race detector does not crash when accessing non-Go allocated memory (issue 9136). func TestNonGoMemory(t *testing.T) { data, err := syscall.Mmap(-1, 0, 4096, syscall.PROT_READ|syscall.PROT_WRITE, syscall.MAP_ANON|syscall.MAP_PRIVATE) if err != nil { t.Fatalf("failed to mmap memory: %v", err) } defer syscall.Munmap(data) p := (*uint32)(unsafe.Pointer(&data[0])) atomic.AddUint32(p, 1) (*p)++ if *p != 2 {
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Fri Sep 09 15:36:26 UTC 2022 - 762 bytes - Viewed (0)