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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-30 08:10:12 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-30 08:10:12 -0700 |
commit | 24a77daf3d80bddcece044e6dc3675e427eef3f3 (patch) | |
tree | 2c5e0b0bea394d6fe62c5d5857c252e83e48ac48 /arch/powerpc/kernel/align.c | |
parent | e389f9aec689209724105ae80a6c91fd2e747bc9 (diff) | |
parent | f900e9777fc9b65140cb9570438597bc8fae56ab (diff) |
Merge branch 'for-2.6.22' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'for-2.6.22' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (255 commits)
[POWERPC] Remove dev_dbg redefinition in drivers/ps3/vuart.c
[POWERPC] remove kernel module option for booke wdt
[POWERPC] Avoid putting cpu node twice
[POWERPC] Spinlock initializer cleanup
[POWERPC] ppc4xx_sgdma needs dma-mapping.h
[POWERPC] arch/powerpc/sysdev/timer.c build fix
[POWERPC] get_property cleanups
[POWERPC] Remove the unused HTDMSOUND driver
[POWERPC] cell: cbe_cpufreq cleanup and crash fix
[POWERPC] Declare enable_kernel_spe in a header
[POWERPC] Add dt_xlate_addr() to bootwrapper
[POWERPC] bootwrapper: CONFIG_ -> CONFIG_DEVICE_TREE
[POWERPC] Don't define a custom bd_t for Xilixn Virtex based boards.
[POWERPC] Add sane defaults for Xilinx EDK generated xparameters files
[POWERPC] Add uartlite boot console driver for the zImage wrapper
[POWERPC] Stop using ppc_sys for Xilinx Virtex boards
[POWERPC] New registration for common Xilinx Virtex ppc405 platform devices
[POWERPC] Merge common virtex header files
[POWERPC] Rework Kconfig dependancies for Xilinx Virtex ppc405 platform
[POWERPC] Clean up cpufreq Kconfig dependencies
...
Diffstat (limited to 'arch/powerpc/kernel/align.c')
-rw-r--r-- | arch/powerpc/kernel/align.c | 56 |
1 files changed, 31 insertions, 25 deletions
diff --git a/arch/powerpc/kernel/align.c b/arch/powerpc/kernel/align.c index 4734b5de599d..5c9ff7f5c44e 100644 --- a/arch/powerpc/kernel/align.c +++ b/arch/powerpc/kernel/align.c @@ -241,7 +241,7 @@ static int emulate_dcbz(struct pt_regs *regs, unsigned char __user *addr) if (user_mode(regs) && !access_ok(VERIFY_WRITE, p, size)) return -EFAULT; for (i = 0; i < size / sizeof(long); ++i) - if (__put_user(0, p+i)) + if (__put_user_inatomic(0, p+i)) return -EFAULT; return 1; } @@ -288,7 +288,8 @@ static int emulate_multiple(struct pt_regs *regs, unsigned char __user *addr, } else { unsigned long pc = regs->nip ^ (swiz & 4); - if (__get_user(instr, (unsigned int __user *)pc)) + if (__get_user_inatomic(instr, + (unsigned int __user *)pc)) return -EFAULT; if (swiz == 0 && (flags & SW)) instr = cpu_to_le32(instr); @@ -324,27 +325,31 @@ static int emulate_multiple(struct pt_regs *regs, unsigned char __user *addr, ((nb0 + 3) / 4) * sizeof(unsigned long)); for (i = 0; i < nb; ++i, ++p) - if (__get_user(REG_BYTE(rptr, i ^ bswiz), SWIZ_PTR(p))) + if (__get_user_inatomic(REG_BYTE(rptr, i ^ bswiz), + SWIZ_PTR(p))) return -EFAULT; if (nb0 > 0) { rptr = ®s->gpr[0]; addr += nb; for (i = 0; i < nb0; ++i, ++p) - if (__get_user(REG_BYTE(rptr, i ^ bswiz), - SWIZ_PTR(p))) + if (__get_user_inatomic(REG_BYTE(rptr, + i ^ bswiz), + SWIZ_PTR(p))) return -EFAULT; } } else { for (i = 0; i < nb; ++i, ++p) - if (__put_user(REG_BYTE(rptr, i ^ bswiz), SWIZ_PTR(p))) + if (__put_user_inatomic(REG_BYTE(rptr, i ^ bswiz), + SWIZ_PTR(p))) return -EFAULT; if (nb0 > 0) { rptr = ®s->gpr[0]; addr += nb; for (i = 0; i < nb0; ++i, ++p) - if (__put_user(REG_BYTE(rptr, i ^ bswiz), - SWIZ_PTR(p))) + if (__put_user_inatomic(REG_BYTE(rptr, + i ^ bswiz), + SWIZ_PTR(p))) return -EFAULT; } } @@ -398,7 +403,8 @@ int fix_alignment(struct pt_regs *regs) if (cpu_has_feature(CPU_FTR_PPC_LE) && (regs->msr & MSR_LE)) pc ^= 4; - if (unlikely(__get_user(instr, (unsigned int __user *)pc))) + if (unlikely(__get_user_inatomic(instr, + (unsigned int __user *)pc))) return -EFAULT; if (cpu_has_feature(CPU_FTR_REAL_LE) && (regs->msr & MSR_LE)) instr = cpu_to_le32(instr); @@ -474,16 +480,16 @@ int fix_alignment(struct pt_regs *regs) p = (unsigned long) addr; switch (nb) { case 8: - ret |= __get_user(data.v[0], SWIZ_PTR(p++)); - ret |= __get_user(data.v[1], SWIZ_PTR(p++)); - ret |= __get_user(data.v[2], SWIZ_PTR(p++)); - ret |= __get_user(data.v[3], SWIZ_PTR(p++)); + ret |= __get_user_inatomic(data.v[0], SWIZ_PTR(p++)); + ret |= __get_user_inatomic(data.v[1], SWIZ_PTR(p++)); + ret |= __get_user_inatomic(data.v[2], SWIZ_PTR(p++)); + ret |= __get_user_inatomic(data.v[3], SWIZ_PTR(p++)); case 4: - ret |= __get_user(data.v[4], SWIZ_PTR(p++)); - ret |= __get_user(data.v[5], SWIZ_PTR(p++)); + ret |= __get_user_inatomic(data.v[4], SWIZ_PTR(p++)); + ret |= __get_user_inatomic(data.v[5], SWIZ_PTR(p++)); case 2: - ret |= __get_user(data.v[6], SWIZ_PTR(p++)); - ret |= __get_user(data.v[7], SWIZ_PTR(p++)); + ret |= __get_user_inatomic(data.v[6], SWIZ_PTR(p++)); + ret |= __get_user_inatomic(data.v[7], SWIZ_PTR(p++)); if (unlikely(ret)) return -EFAULT; } @@ -551,16 +557,16 @@ int fix_alignment(struct pt_regs *regs) p = (unsigned long) addr; switch (nb) { case 8: - ret |= __put_user(data.v[0], SWIZ_PTR(p++)); - ret |= __put_user(data.v[1], SWIZ_PTR(p++)); - ret |= __put_user(data.v[2], SWIZ_PTR(p++)); - ret |= __put_user(data.v[3], SWIZ_PTR(p++)); + ret |= __put_user_inatomic(data.v[0], SWIZ_PTR(p++)); + ret |= __put_user_inatomic(data.v[1], SWIZ_PTR(p++)); + ret |= __put_user_inatomic(data.v[2], SWIZ_PTR(p++)); + ret |= __put_user_inatomic(data.v[3], SWIZ_PTR(p++)); case 4: - ret |= __put_user(data.v[4], SWIZ_PTR(p++)); - ret |= __put_user(data.v[5], SWIZ_PTR(p++)); + ret |= __put_user_inatomic(data.v[4], SWIZ_PTR(p++)); + ret |= __put_user_inatomic(data.v[5], SWIZ_PTR(p++)); case 2: - ret |= __put_user(data.v[6], SWIZ_PTR(p++)); - ret |= __put_user(data.v[7], SWIZ_PTR(p++)); + ret |= __put_user_inatomic(data.v[6], SWIZ_PTR(p++)); + ret |= __put_user_inatomic(data.v[7], SWIZ_PTR(p++)); } if (unlikely(ret)) return -EFAULT; |