diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-06 18:15:25 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-06 18:15:25 -0800 |
commit | 770e1b035dcb6ec3f8ee69dda0815dd1e220a683 (patch) | |
tree | e6d36abfdb053fbc722aea8d7e946d6d1b93c7e1 /arch/arm/kernel/kprobes-test.c | |
parent | d3d0b024348c040f0d6851e2e59fc961677d5169 (diff) | |
parent | 7b9dd47136c07ffd883aff6926c7b281e4c1eea4 (diff) |
Merge branch 'for-linus' of git://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm
* 'for-linus' of git://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm: (207 commits)
ARM: 7267/1: Remove BUILD_BUG_ON from asm/bug.h
ARM: 7269/1: mach-sa1100: fix sched_clock breakage
ARM: 7198/1: arm/imx6: add restart support for imx6q
ARM: restart: remove the now empty arch_reset()
ARM: restart: remove comments about adding code to arch_reset()
ARM: restart: lpc32xx & u300: remove unnecessary printk
ARM: restart: plat-samsung: remove plat/reset.h and s5p_reset_hook
ARM: restart: w90x900: use new restart hook
ARM: restart: Versatile Express: use new restart hook
ARM: restart: versatile: use new restart hook
ARM: restart: u300: use new restart hook
ARM: restart: tegra: use new restart hook
ARM: restart: spear: use new restart hook
ARM: restart: shark: use new restart hook
ARM: restart: sa1100: use new restart hook
ARM: 7252/1: restart: S5PV210: use new restart hook
ARM: 7251/1: restart: S5PC100: use new restart hook
ARM: 7250/1: restart: S5P64X0: use new restart hook
ARM: 7266/1: restart: S3C64XX: use new restart hook
ARM: 7265/1: restart: S3C24XX: use new restart hook
...
Fix up trivial conflict in arch/arm/mm/init.c due to removal of
memblock_init() clashing with the movement of the sorting of the meminfo
array.
Diffstat (limited to 'arch/arm/kernel/kprobes-test.c')
-rw-r--r-- | arch/arm/kernel/kprobes-test.c | 66 |
1 files changed, 7 insertions, 59 deletions
diff --git a/arch/arm/kernel/kprobes-test.c b/arch/arm/kernel/kprobes-test.c index e17cdd6d90d..1862d8f2fd4 100644 --- a/arch/arm/kernel/kprobes-test.c +++ b/arch/arm/kernel/kprobes-test.c @@ -202,6 +202,8 @@ #include <linux/slab.h> #include <linux/kprobes.h> +#include <asm/opcodes.h> + #include "kprobes.h" #include "kprobes-test.h" @@ -1050,65 +1052,9 @@ static int test_instance; static unsigned long test_check_cc(int cc, unsigned long cpsr) { - unsigned long temp; - - switch (cc) { - case 0x0: /* eq */ - return cpsr & PSR_Z_BIT; - - case 0x1: /* ne */ - return (~cpsr) & PSR_Z_BIT; - - case 0x2: /* cs */ - return cpsr & PSR_C_BIT; - - case 0x3: /* cc */ - return (~cpsr) & PSR_C_BIT; - - case 0x4: /* mi */ - return cpsr & PSR_N_BIT; - - case 0x5: /* pl */ - return (~cpsr) & PSR_N_BIT; - - case 0x6: /* vs */ - return cpsr & PSR_V_BIT; - - case 0x7: /* vc */ - return (~cpsr) & PSR_V_BIT; + int ret = arm_check_condition(cc << 28, cpsr); - case 0x8: /* hi */ - cpsr &= ~(cpsr >> 1); /* PSR_C_BIT &= ~PSR_Z_BIT */ - return cpsr & PSR_C_BIT; - - case 0x9: /* ls */ - cpsr &= ~(cpsr >> 1); /* PSR_C_BIT &= ~PSR_Z_BIT */ - return (~cpsr) & PSR_C_BIT; - - case 0xa: /* ge */ - cpsr ^= (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ - return (~cpsr) & PSR_N_BIT; - - case 0xb: /* lt */ - cpsr ^= (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ - return cpsr & PSR_N_BIT; - - case 0xc: /* gt */ - temp = cpsr ^ (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ - temp |= (cpsr << 1); /* PSR_N_BIT |= PSR_Z_BIT */ - return (~temp) & PSR_N_BIT; - - case 0xd: /* le */ - temp = cpsr ^ (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ - temp |= (cpsr << 1); /* PSR_N_BIT |= PSR_Z_BIT */ - return temp & PSR_N_BIT; - - case 0xe: /* al */ - case 0xf: /* unconditional */ - return true; - } - BUG(); - return false; + return (ret != ARM_OPCODE_CONDTEST_FAIL); } static int is_last_scenario; @@ -1128,7 +1074,9 @@ static unsigned long test_context_cpsr(int scenario) if (!test_case_is_thumb) { /* Testing ARM code */ - probe_should_run = test_check_cc(current_instruction >> 28, cpsr) != 0; + int cc = current_instruction >> 28; + + probe_should_run = test_check_cc(cc, cpsr) != 0; if (scenario == 15) is_last_scenario = true; |