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4320c222c2
linux/arch
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Ilya Leoshkevich 4320c222c2 s390/bpf: Fix 64-bit subtraction of the -0x80000000 constant 
commit 6e61dc9da0 upstream.

The JIT uses agfi for subtracting constants, but -(-0x80000000) cannot
be represented as a 32-bit signed binary integer. Fix by using algfi in
this particular case.

Reported-by: Johan Almbladh <johan.almbladh@anyfinetworks.com>
Fixes: 0546231057 ("s390/bpf: Add s390x eBPF JIT compiler backend")
Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-09-22 12:28:02 +02:00
..
alpha alpha: Send stop IPI to send to online CPUs 2021-08-12 13:22:20 +02:00
arc ARC: Fix CONFIG_STACKDEPOT 2021-09-03 10:09:21 +02:00
arm ARM: tegra: tamonten: Fix UART pad setting 2021-09-18 13:40:28 +02:00
arm64 arm64/sve: Use correct size when reinitialising SVE state 2021-09-22 12:27:54 +02:00
c6x arch-cleanup-2020-10-22 2020-10-23 10:06:38 -07:00
csky csky: syscache: Fixup duplicate cache flush 2021-07-14 16:56:52 +02:00
h8300 h8300: fix PREEMPTION build, TI_PRE_COUNT undefined 2021-02-17 11:02:28 +01:00
hexagon hexagon: use common DISCARDS macro 2021-07-20 16:05:53 +02:00
ia64 mm/page_alloc: fix memory map initialization for descending nodes 2021-07-25 14:36:18 +02:00
m68k m68knommu: only set CONFIG_ISA_DMA_API for ColdFire sub-arch 2021-09-18 13:40:31 +02:00
microblaze local64.h: make <asm/local64.h> mandatory 2021-01-12 20:18:16 +01:00
mips MIPS: Malta: fix alignment of the devicetree buffer 2021-09-18 13:40:16 +02:00
nds32 nds32: fix up stack guard gap 2021-07-28 14:35:46 +02:00
nios2 nios2: fixed broken sys_clone syscall 2021-03-04 11:38:16 +01:00
openrisc openrisc: don't printk() unconditionally 2021-09-18 13:40:13 +02:00
parisc parisc: fix crash with signals and alloca 2021-09-18 13:40:35 +02:00
powerpc KVM: PPC: Book3S HV: Tolerate treclaim. in fake-suspend mode changing registers 2021-09-22 12:27:59 +02:00
riscv riscv: Fixup patch_text panic in ftrace 2021-09-03 10:09:29 +02:00
s390 s390/bpf: Fix 64-bit subtraction of the -0x80000000 constant 2021-09-22 12:28:02 +02:00
sh sched/core: Initialize the idle task with preemption disabled 2021-07-14 16:55:50 +02:00
sparc bpf: Introduce BPF nospec instruction for mitigating Spectre v4 2021-08-04 12:46:44 +02:00
um um: fix error return code in winch_tramp() 2021-07-20 16:05:51 +02:00
x86 x86/uaccess: Fix 32-bit __get_user_asm_u64() when CC_HAS_ASM_GOTO_OUTPUT=y 2021-09-22 12:27:58 +02:00
xtensa xtensa: ISS: don't panic in rs_init 2021-09-18 13:40:22 +02:00
.gitignore
Kconfig fanotify: Fix sys_fanotify_mark() on native x86-32 2021-01-17 14:16:59 +01:00