Al Viro d835eb3a57 riscv: fix livelock in uaccess ...

riscv equivalent of 26178ec11ef3 "x86: mm: consolidate VM_FAULT_RETRY handling"
If e.g. get_user() triggers a page fault and a fatal signal is caught, we might
end up with handle_mm_fault() returning VM_FAULT_RETRY and not doing anything
to page tables.  In such case we must *not* return to the faulting insn -
that would repeat the entire thing without making any progress; what we need
instead is to treat that as failed (user) memory access.

Tested-by: Björn Töpel <bjorn@kernel.org>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

2023-03-02 12:30:15 -05:00

..

boot

riscv: dts: sifive: fu740: fix size of pcie 32bit memory

2023-01-07 19:31:37 +00:00

configs

RISC-V Patches for the 6.2 Merge Window, Part 1

2022-12-14 15:23:49 -08:00

errata

drivers/perf: riscv_pmu_sbi: add support for PMU variant on T-Head C9xx cores

2022-10-27 14:35:20 -07:00

include

riscv: mm: Implement pmdp_collapse_flush for THP

2023-02-01 20:52:09 -08:00

kernel

riscv: kprobe: Fixup misaligned load text

2023-02-09 11:34:29 -08:00

kvm

RISC-V: KVM: Add ONE_REG interface for mvendorid, marchid, and mimpid

2022-12-07 09:17:49 +05:30

lib

riscv: lib: uaccess: fix CSR_STATUS SR_SUM bit

2022-08-10 14:06:31 -07:00

mm

riscv: fix livelock in uaccess

2023-03-02 12:30:15 -05:00

net

riscv, bpf: Emit fixed-length instructions for BPF_PSEUDO_FUNC

2022-12-06 20:59:27 +01:00

purgatory

riscv/purgatory: Omit use of bin2c

2022-08-11 09:32:34 -07:00

Kbuild

riscv: move errata/ and kvm/ builds to arch/riscv/Kbuild

2022-06-01 22:26:32 -07:00

Kconfig

RISC-V Patches for the 6.2 Merge Window, Part 1

2022-12-14 15:23:49 -08:00

Kconfig.debug

RISC-V: Remove EARLY_PRINTK support

2018-12-17 10:23:46 -08:00

Kconfig.erratas

drivers/perf: riscv_pmu_sbi: add support for PMU variant on T-Head C9xx cores

2022-10-27 14:35:20 -07:00

Kconfig.socs

RISC-V Patches for the 6.2 Merge Window, Part 1

2022-12-14 15:23:49 -08:00

Makefile

riscv: disable generation of unwind tables

2023-02-01 20:51:57 -08:00