MIPS: Detect bad _PFN_SHIFT values

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2 recent commits have fixed issues where _PFN_SHIFT grew too large due
to the introduction of too many pgprot bits in our PTEs for some MIPS32
kernel configurations. Tracking down such issues can be tricky, so add a
BUILD_BUG_ON() to help.

Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: linux-mips@vger.kernel.org

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Paul Burton 2019-09-18 22:03:30 +00:00

parent d1af2ab36d

commit 05d013a036

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GPG key ID: 3EA79FACB57500DD

1 changed files with 6 additions and 0 deletions

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arch/mips/mm/init.c

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