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3 commits

Author SHA1 Message Date
Nick Child
c13f2b2bb5 powerpc/mm: Add __init attribute to eligible functions
Some functions defined in 'arch/powerpc/mm' are deserving of an
`__init` macro attribute. These functions are only called by other
initialization functions and therefore should inherit the attribute.
Also, change function declarations in header files to include `__init`.

Signed-off-by: Nick Child <nick.child@ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211216220035.605465-4-nick.child@ibm.com
2021-12-23 22:33:11 +11:00
Nicholas Piggin
387e220a2e powerpc/64s: Move hash MMU support code under CONFIG_PPC_64S_HASH_MMU
Compiling out hash support code when CONFIG_PPC_64S_HASH_MMU=n saves
128kB kernel image size (90kB text) on powernv_defconfig minus KVM,
350kB on pseries_defconfig minus KVM, 40kB on a tiny config.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
[mpe: Fixup defined(ARCH_HAS_MEMREMAP_COMPAT_ALIGN), which needs CONFIG.
      Fix radix_enabled() use in setup_initial_memory_limit(). Add some
      stubs to reduce number of ifdefs.]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211201144153.2456614-18-npiggin@gmail.com
2021-12-09 22:41:13 +11:00
Nicholas Piggin
f43d2ffb47 powerpc/64s: Rename hash_hugetlbpage.c to hugetlbpage.c
This file contains functions and data common to radix, so rename it to
remove the hash_ prefix.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211201144153.2456614-11-npiggin@gmail.com
2021-12-02 22:57:23 +11:00
Renamed from arch/powerpc/mm/book3s64/hash_hugetlbpage.c (Browse further)