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| author | Andreas Kling <awesomekling@gmail.com> | 2019-09-22 19:47:00 +0200 |
|---|---|---|
| committer | Andreas Kling <awesomekling@gmail.com> | 2019-09-22 19:47:00 +0200 |
| commit | bba24b09f7fc49b41836711924df117d7a54b296 (patch) | |
| tree | d898e63caa0fafeb4e4f3e115661730d2f85b826 | |
| parent | 804df542960251e24be098e8ef52084e1faa3660 (diff) | |
| download | serenity-bba24b09f7fc49b41836711924df117d7a54b296.zip | |
Kernel: Avoid creating a temporary String("mmap") for every mmap() call
| -rw-r--r-- | Kernel/Process.cpp | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/Kernel/Process.cpp b/Kernel/Process.cpp index 679e092a3a..7f2d1f9645 100644 --- a/Kernel/Process.cpp +++ b/Kernel/Process.cpp @@ -208,13 +208,11 @@ void* Process::sys$mmap(const Syscall::SC_mmap_params* params) if ((u32)addr & ~PAGE_MASK) return (void*)-EINVAL; if (flags & MAP_ANONYMOUS) { - auto* region = allocate_region(VirtualAddress((u32)addr), size, "mmap", prot, false); + auto* region = allocate_region(VirtualAddress((u32)addr), size, name ? name : "mmap", prot, false); if (!region) return (void*)-ENOMEM; if (flags & MAP_SHARED) region->set_shared(true); - if (name) - region->set_name(name); return region->vaddr().as_ptr(); } if (offset & ~PAGE_MASK) |