RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 15:07:45 +00:00
Code Issues Activity Actions

Kernel: Use AK::is_power_of_two instead of AK::popcount in kmalloc_impl

Browse source 
AK::popcount will use floating-point instructions, which in the aarch64
kernel are not allowed, and will result in an exception.
This commit is contained in:
Timon Kruiper 2022-12-20 15:42:48 +01:00 • committed by Sam Atkins
parent 81571bdac9
commit 344ffda8cb
1 changed files with 1 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

2
Kernel/Heap/kmalloc.cpp
View file

@ -431,7 +431,7 @@ static void* kmalloc_impl(size_t size, size_t alignment, CallerWillInitializeMem
} }
// Alignment must be a power of two. // Alignment must be a power of two.
VERIFY(popcount(alignment) == 1); VERIFY(is_power_of_two(alignment));
SpinlockLocker lock(s_lock); SpinlockLocker lock(s_lock);
++g_kmalloc_call_count; ++g_kmalloc_call_count;