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gen_gdt: properly set descriptor privilege level

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The 'dpl' argument was unused, causing problems if the privilege
level was not 0.

Signed-off-by: Andrew Boie <andrew.p.boie@intel.com>
This commit is contained in:
Andrew Boie 2017-08-01 09:30:09 -07:00 • committed by Andrew Boie
commit a0da632fad
1 changed files with 1 additions and 1 deletions
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scripts/gen_gdt.py
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@ -74,7 +74,7 @@ def create_code_data_entry(base, limit, dpl, flags, access):
# bit in the OS
accessed = 1
access = access | (present << 7) | (desc_type << 4) | accessed
access = access | (present << 7) | (dpl << 5) | (desc_type << 4) | accessed
flags = flags | (size << 6) | limit_hi
return struct.pack(gdt_ent_fmt, limit_lo, base_lo, base_mid,