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author | Rui Salvaterra <rsalvaterra@gmail.com> | 2022-01-03 13:36:36 +0000 |
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committer | Rui Salvaterra <rsalvaterra@gmail.com> | 2022-03-01 22:57:34 +0000 |
commit | 72d2c54ccbfec20503b2ae9ff3ea66cfcf3c8703 (patch) | |
tree | f443eac1a1c39301f99c5e33b90c605ff1b49bf1 /target/linux/bcm53xx | |
parent | 0989b7ad3a38345bc09a535782884d78ec195c9d (diff) | |
download | upstream-72d2c54ccbfec20503b2ae9ff3ea66cfcf3c8703.tar.gz upstream-72d2c54ccbfec20503b2ae9ff3ea66cfcf3c8703.tar.bz2 upstream-72d2c54ccbfec20503b2ae9ff3ea66cfcf3c8703.zip |
kernel: 5.10: allocate last level PTEs in high memory
Enable support for allocating user space page table entries in high memory [1],
for the targets which support this feature. This saves precious low memory
(permanently mapped, the only type of memory directly accessible by the kernel).
[1] https://www.kernel.org/doc/html/latest/vm/highmem.html
Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
Diffstat (limited to 'target/linux/bcm53xx')
-rw-r--r-- | target/linux/bcm53xx/config-5.10 | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/linux/bcm53xx/config-5.10 b/target/linux/bcm53xx/config-5.10 index 3dd0359113..6049641898 100644 --- a/target/linux/bcm53xx/config-5.10 +++ b/target/linux/bcm53xx/config-5.10 @@ -159,7 +159,7 @@ CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT_MAP=y CONFIG_HAVE_SMP=y CONFIG_HIGHMEM=y -# CONFIG_HIGHPTE is not set +CONFIG_HIGHPTE=y CONFIG_HW_RANDOM=y CONFIG_HW_RANDOM_BCM2835=y CONFIG_HZ_FIXED=0 |