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authorLinus Torvalds <torvalds@linux-foundation.org>2017-07-05 17:09:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-07-05 17:09:27 -0700
commit55a7b2125cf4739a8478d2d7223310ae7393408c (patch)
tree8beb7d6a335d744998f559745de8fb9702871a51 /drivers/char
parente5f76a2e0e84ca2a215ecbf6feae88780d055c56 (diff)
parent425e1ed73e6574e4fe186ec82fd37213cbd47df0 (diff)
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Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 updates from Will Deacon: - RAS reporting via GHES/APEI (ACPI) - Indirect ftrace trampolines for modules - Improvements to kernel fault reporting - Page poisoning - Sigframe cleanups and preparation for SVE context - Core dump fixes - Sparse fixes (mainly relating to endianness) - xgene SoC PMU v3 driver - Misc cleanups and non-critical fixes * tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (75 commits) arm64: fix endianness annotation for 'struct jit_ctx' and friends arm64: cpuinfo: constify attribute_group structures. arm64: ptrace: Fix incorrect get_user() use in compat_vfp_set() arm64: ptrace: Remove redundant overrun check from compat_vfp_set() arm64: ptrace: Avoid setting compat FP[SC]R to garbage if get_user fails arm64: fix endianness annotation for __apply_alternatives()/get_alt_insn() arm64: fix endianness annotation in get_kaslr_seed() arm64: add missing conversion to __wsum in ip_fast_csum() arm64: fix endianness annotation in acpi_parking_protocol.c arm64: use readq() instead of readl() to read 64bit entry_point arm64: fix endianness annotation for reloc_insn_movw() & reloc_insn_imm() arm64: fix endianness annotation for aarch64_insn_write() arm64: fix endianness annotation in aarch64_insn_read() arm64: fix endianness annotation in call_undef_hook() arm64: fix endianness annotation for debug-monitors.c ras: mark stub functions as 'inline' arm64: pass endianness info to sparse arm64: ftrace: fix !CONFIG_ARM64_MODULE_PLTS kernels arm64: signal: Allow expansion of the signal frame acpi: apei: check for pending errors when probing GHES entries ...
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/Kconfig2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 2af70014ee5a..ccd239ab879f 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -17,6 +17,8 @@ config DEVMEM
config DEVKMEM
bool "/dev/kmem virtual device support"
+ # On arm64, VMALLOC_START < PAGE_OFFSET, which confuses kmem read/write
+ depends on !ARM64
help
Say Y here if you want to support the /dev/kmem device. The
/dev/kmem device is rarely used, but can be used for certain