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Results 31 - 40 of 108 for pmap (0.28 sec)
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src/cmd/link/internal/ld/outbuf_mmap.go
// license that can be found in the LICENSE file. //go:build unix package ld import ( "syscall" ) // Mmap maps the output file with the given size. It unmaps the old mapping // if it is already mapped. It also flushes any in-heap data to the new // mapping. func (out *OutBuf) Mmap(filesize uint64) (err error) { oldlen := len(out.buf) if oldlen != 0 { out.munmap() } for {
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Mar 19 11:20:31 UTC 2024 - 1.4K bytes - Viewed (0) -
src/runtime/mem_linux.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: Mon Mar 25 19:53:03 UTC 2024 - 5K bytes - Viewed (0) -
src/runtime/mem_bsd.go
// wherein large mappings can cause fork to fail. flags |= _sunosMAP_NORESERVE } p, err := mmap(v, n, _PROT_NONE, flags, -1, 0) if err != 0 { return nil } return p } const _sunosEAGAIN = 11 const _ENOMEM = 12 func sysMapOS(v unsafe.Pointer, n uintptr) { p, err := mmap(v, n, _PROT_READ|_PROT_WRITE, _MAP_ANON|_MAP_FIXED|_MAP_PRIVATE, -1, 0)
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Aug 22 19:05:10 UTC 2023 - 2.2K bytes - Viewed (0) -
src/go/ast/commentmap_test.go
} } // verify that no comments got lost if n := len(cmap.Comments()); n != len(f.Comments) { t.Errorf("got %d comment groups in map; want %d", n, len(f.Comments)) } // support code to update test: // set genMap to true to generate res map const genMap = false if genMap { out := make([]string, 0, len(cmap)) for n, list := range cmap {
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Fri Sep 09 15:35:30 UTC 2022 - 3.9K bytes - Viewed (0) -
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/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)