RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-31 21:08:12 +00:00
Code Issues Activity Actions

Kernel: Interpret "reserved bit violation" page faults correctly

Browse source 
We don't actually react to these in any meaningful way other than
crashing, but let's at least print the correct information. :^)
This commit is contained in:
Andreas Kling 2019-12-25 11:34:07 +01:00
parent 52deb09382
commit c22a4301ed
2 changed files with 4 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

3
Kernel/Arch/i386/CPU.cpp
View file

@ -279,10 +279,11 @@ void page_fault_handler(RegisterDump regs)
return;
}
kprintf("\033[31;1m%s(%u:%u) Unrecoverable page fault, %s%s address %p\033[0m\n",
kprintf("\033[31;1m%s(%u:%u) Unrecoverable page fault, %s%s%s address %p\033[0m\n",
current->process().name().characters(),
current->pid(),
current->tid(),
regs.exception_code & PageFaultFlags::ReservedBitViolation ? "reserved bit violation / " : "",
regs.exception_code & PageFaultFlags::InstructionFetch ? "instruction fetch / " : "",
regs.exception_code & PageFaultFlags::Write ? "write to" : "read from",
fault_address);