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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-08 03:21:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-08 03:21:31 +0000 |
commit | 5dca02f2ee931aef66bb21dd8067c8b1af1e0d3e (patch) | |
tree | 6581b770eb1bd6cac1252a5451b89c092ea4c797 /arch/arm/probes/decode.h | |
parent | Adding debian version 4.19.249-2. (diff) | |
download | linux-5dca02f2ee931aef66bb21dd8067c8b1af1e0d3e.tar.xz linux-5dca02f2ee931aef66bb21dd8067c8b1af1e0d3e.zip |
Merging upstream version 4.19.260.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/probes/decode.h')
-rw-r--r-- | arch/arm/probes/decode.h | 26 |
1 files changed, 1 insertions, 25 deletions
diff --git a/arch/arm/probes/decode.h b/arch/arm/probes/decode.h index 548d622a3..81360638d 100644 --- a/arch/arm/probes/decode.h +++ b/arch/arm/probes/decode.h @@ -22,6 +22,7 @@ #include <linux/types.h> #include <linux/stddef.h> #include <asm/probes.h> +#include <asm/ptrace.h> #include <asm/kprobes.h> void __init arm_probes_decode_init(void); @@ -43,31 +44,6 @@ void __init find_str_pc_offset(void); #endif -/* - * Update ITSTATE after normal execution of an IT block instruction. - * - * The 8 IT state bits are split into two parts in CPSR: - * ITSTATE<1:0> are in CPSR<26:25> - * ITSTATE<7:2> are in CPSR<15:10> - */ -static inline unsigned long it_advance(unsigned long cpsr) - { - if ((cpsr & 0x06000400) == 0) { - /* ITSTATE<2:0> == 0 means end of IT block, so clear IT state */ - cpsr &= ~PSR_IT_MASK; - } else { - /* We need to shift left ITSTATE<4:0> */ - const unsigned long mask = 0x06001c00; /* Mask ITSTATE<4:0> */ - unsigned long it = cpsr & mask; - it <<= 1; - it |= it >> (27 - 10); /* Carry ITSTATE<2> to correct place */ - it &= mask; - cpsr &= ~mask; - cpsr |= it; - } - return cpsr; -} - static inline void __kprobes bx_write_pc(long pcv, struct pt_regs *regs) { long cpsr = regs->ARM_cpsr; |