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LibC: Add mmap_with_name() that names the allocation immediately.

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This allows us to skip the separate call to set_mmap_name() in code that
we control, e.g malloc() and GraphicsBitmap.
This commit is contained in:
Andreas Kling 2019-05-19 15:54:56 +02:00
parent 5f26f83451
commit 189b342e6f
8 changed files with 28 additions and 13 deletions
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13
LibC/mman.cpp
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@ -7,7 +7,18 @@ extern "C" {
void* mmap(void* addr, size_t size, int prot, int flags, int fd, off_t offset)
{
Syscall::SC_mmap_params params { (dword)addr, size, prot, flags, fd, offset };
Syscall::SC_mmap_params params { (dword)addr, size, prot, flags, fd, offset, nullptr };
int rc = syscall(SC_mmap, &params);
if (rc < 0 && -rc < EMAXERRNO) {
errno = -rc;
return (void*)-1;
}
return (void*)rc;
}
void* mmap_with_name(void* addr, size_t size, int prot, int flags, int fd, off_t offset, const char* name)
{
Syscall::SC_mmap_params params { (dword)addr, size, prot, flags, fd, offset, name };
int rc = syscall(SC_mmap, &params);
if (rc < 0 && -rc < EMAXERRNO) {
errno = -rc;