linux-stable/arch
Ben Hutchings 70b5928f5c mips,s390,sh,sparc: gup: Work around the "COW can break either way" issue
In Linux 4.14 and 4.19 these architectures still have their own
implementations of get_user_pages_fast().  These also need to force
the write flag on when taking the fast path.

Fixes: 407faed92b ("gup: document and work around "COW can break either way" issue")
Fixes: 5e24029791 ("gup: document and work around "COW can break either way" issue")
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
2022-01-27 09:01:01 +01:00
..
alpha alpha: Declare virt_to_phys and virt_to_bus parameter as pointer to volatile 2021-10-06 15:05:07 +02:00
arc arch: pgtable: define MAX_POSSIBLE_PHYSMEM_BITS where needed 2021-11-12 14:28:22 +01:00
arm ARM: 9169/1: entry: fix Thumb2 bug in iWMMXt exception handling 2021-12-29 12:17:36 +01:00
arm64 arm64: tegra: Adjust length of CCPLEX cluster MMIO region 2022-01-27 09:00:55 +01:00
blackfin
c6x
cris
frv
h8300
hexagon hexagon: export raw I/O routines for modules 2021-11-26 11:40:40 +01:00
ia64 hugetlbfs: flush TLBs correctly after huge_pmd_unshare 2021-12-08 08:46:52 +01:00
m32r
m68k m68k: set a default value for MEMORY_RESERVE 2021-11-26 11:40:35 +01:00
metag
microblaze
mips mips,s390,sh,sparc: gup: Work around the "COW can break either way" issue 2022-01-27 09:01:01 +01:00
mn10300
nios2 nios2: Make NIOS2_DTB_SOURCE_BOOL depend on !COMPILE_TEST 2021-11-02 18:25:12 +01:00
openrisc openrisc: don't printk() unconditionally 2021-09-22 11:45:26 +02:00
parisc parisc: Avoid calling faulthandler_disabled() twice 2022-01-27 09:00:57 +01:00
powerpc powerpc/fsl/dts: Enable WA for erratum A-009885 on fman3l MDIO buses 2022-01-27 09:01:00 +01:00
s390 mips,s390,sh,sparc: gup: Work around the "COW can break either way" issue 2022-01-27 09:01:01 +01:00
score
sh mips,s390,sh,sparc: gup: Work around the "COW can break either way" issue 2022-01-27 09:01:01 +01:00
sparc mips,s390,sh,sparc: gup: Work around the "COW can break either way" issue 2022-01-27 09:01:01 +01:00
tile
um um: registers: Rename function names to avoid conflicts and build problems 2022-01-27 09:00:56 +01:00
unicore32
x86 um: registers: Rename function names to avoid conflicts and build problems 2022-01-27 09:00:56 +01:00
xtensa xtensa: xtfpga: Try software restart before simulating CPU reset 2021-10-27 09:51:39 +02:00
.gitignore
Kconfig x86: Make ARCH_USE_MEMREMAP_PROT a generic Kconfig symbol 2021-12-22 09:17:59 +01:00