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Kernel: Stop debug spam when using read on /dev/mem device

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This is not really useful and quite annoying so let's disable it by
default.
This commit is contained in:
Liav A 2022-04-01 19:55:56 +03:00 committed by Andreas Kling
parent d0abae8907
commit db8942178a
Notes: sideshowbarker 2024-07-17 22:55:25 +09:00 
Author: https://github.com/supercomputer7
Commit: https://github.com/SerenityOS/serenity/commit/db8942178a
Pull-request: https://github.com/SerenityOS/serenity/pull/13411
1 changed files with 1 additions and 1 deletions
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2
Kernel/Devices/MemoryDevice.cpp
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@ -33,7 +33,7 @@ UNMAP_AFTER_INIT MemoryDevice::~MemoryDevice() = default;
ErrorOr<size_t> MemoryDevice::read(OpenFileDescription&, u64 offset, UserOrKernelBuffer& buffer, size_t length)
{
if (!MM.is_allowed_to_read_physical_memory_for_userspace(PhysicalAddress(offset), length)) {
dbgln("MemoryDevice: Trying to read physical memory at {} for range of {} bytes failed due to violation of access", PhysicalAddress(offset), length);
dbgln_if(MEMORY_DEVICE_DEBUG, "MemoryDevice: Trying to read physical memory at {} for range of {} bytes failed due to violation of access", PhysicalAddress(offset), length);
return EINVAL;
}
auto mapping = TRY(Memory::map_typed<u8>(PhysicalAddress(offset), length));