linux/arch
Anshuman Khandual fac7757e1f mm: define default value for FIRST_USER_ADDRESS
Currently most platforms define FIRST_USER_ADDRESS as 0UL duplication the
same code all over.  Instead just define a generic default value (i.e 0UL)
for FIRST_USER_ADDRESS and let the platforms override when required.  This
makes it much cleaner with reduced code.

The default FIRST_USER_ADDRESS here would be skipped in <linux/pgtable.h>
when the given platform overrides its value via <asm/pgtable.h>.

Link: https://lkml.kernel.org/r/1620615725-24623-1-git-send-email-anshuman.khandual@arm.com
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>	[m68k]
Acked-by: Guo Ren <guoren@kernel.org>			[csky]
Acked-by: Stafford Horne <shorne@gmail.com>		[openrisc]
Acked-by: Catalin Marinas <catalin.marinas@arm.com>	[arm64]
Acked-by: Mike Rapoport <rppt@linux.ibm.com>
Acked-by: Palmer Dabbelt <palmerdabbelt@google.com>	[RISC-V]
Cc: Richard Henderson <rth@twiddle.net>
Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Guo Ren <guoren@kernel.org>
Cc: Brian Cain <bcain@codeaurora.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Michal Simek <monstr@monstr.eu>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Ley Foon Tan <ley.foon.tan@intel.com>
Cc: Jonas Bonn <jonas@southpole.se>
Cc: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>
Cc: Stafford Horne <shorne@gmail.com>
Cc: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2021-07-01 11:06:02 -07:00
..
alpha mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
arc mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
arm mm: generalize ZONE_[DMA|DMA32] 2021-06-30 20:47:30 -07:00
arm64 mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
csky mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
h8300 h8300: remove unused variable 2021-06-29 10:53:52 -07:00
hexagon mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
ia64 mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
m68k mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
microblaze mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
mips mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
nds32 arch, mm: remove stale mentions of DISCONIGMEM 2021-06-29 10:53:55 -07:00
nios2 mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
openrisc mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
parisc mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
powerpc mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
riscv mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
s390 mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
sh mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
sparc mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
um mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
x86 mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
xtensa mm: define default value for FIRST_USER_ADDRESS 2021-07-01 11:06:02 -07:00
.gitignore .gitignore: prefix local generated files with a slash 2021-05-02 00:43:35 +09:00
Kconfig Add Landlock, a new LSM from Mickaël Salaün <mic@linux.microsoft.com> 2021-05-01 18:50:44 -07:00