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authorLinus Torvalds <torvalds@linux-foundation.org>2010-06-03 15:46:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-06-03 15:46:37 -0700
commit39059cceeda478cd040d521b9541d1113035c908 (patch)
tree56adf04d6766a4346160aacd709468e5b2f1b879 /arch
parentb01b7dc2832a1a286ae84ffa3e940ce9f8e352c2 (diff)
parentc2cdf6aba0dfcfb54be646ab630c1bccd180e890 (diff)
downloadlinux-39059cceeda478cd040d521b9541d1113035c908.tar.gz
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc:
  powerpc/macio: Fix probing of macio devices by using the right of match table
  agp/uninorth: Fix oops caused by flushing too much
  powerpc/pasemi: Update MAINTAINERS file
  powerpc/cell: Fix integer constant warning
  powerpc/kprobes: Remove resume_execution() in kprobes
  powerpc/macio: Don't dereference pointer before null check
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/include/asm/macio.h4
-rw-r--r--arch/powerpc/kernel/kprobes.c14
-rw-r--r--arch/powerpc/platforms/cell/iommu.c2
3 files changed, 3 insertions, 17 deletions
diff --git a/arch/powerpc/include/asm/macio.h b/arch/powerpc/include/asm/macio.h
index 19a661b4cb98..675e159b5ef4 100644
--- a/arch/powerpc/include/asm/macio.h
+++ b/arch/powerpc/include/asm/macio.h
@@ -123,10 +123,6 @@ static inline struct pci_dev *macio_get_pci_dev(struct macio_dev *mdev)
  */
 struct macio_driver
 {
-	char			*name;
-	struct of_device_id	*match_table;
-	struct module		*owner;
-
 	int	(*probe)(struct macio_dev* dev, const struct of_device_id *match);
 	int	(*remove)(struct macio_dev* dev);
 
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index c533525ca56a..bc47352deb1f 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -378,17 +378,6 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
  * single-stepped a copy of the instruction.  The address of this
  * copy is p->ainsn.insn.
  */
-static void __kprobes resume_execution(struct kprobe *p, struct pt_regs *regs)
-{
-	int ret;
-	unsigned int insn = *p->ainsn.insn;
-
-	regs->nip = (unsigned long)p->addr;
-	ret = emulate_step(regs, insn);
-	if (ret == 0)
-		regs->nip = (unsigned long)p->addr + 4;
-}
-
 static int __kprobes post_kprobe_handler(struct pt_regs *regs)
 {
 	struct kprobe *cur = kprobe_running();
@@ -406,7 +395,8 @@ static int __kprobes post_kprobe_handler(struct pt_regs *regs)
 		cur->post_handler(cur, regs, 0);
 	}
 
-	resume_execution(cur, regs);
+	/* Adjust nip to after the single-stepped instruction */
+	regs->nip = (unsigned long)cur->addr + 4;
 	regs->msr |= kcb->kprobe_saved_msr;
 
 	/*Restore back the original saved kprobes variables and continue. */
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index 22667a09d40e..4326b737d913 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -1066,7 +1066,7 @@ static int __init cell_iommu_fixed_mapping_init(void)
 	fbase = _ALIGN_UP(fbase, 1 << IO_SEGMENT_SHIFT);
 	fsize = lmb_phys_mem_size();
 
-	if ((fbase + fsize) <= 0x800000000)
+	if ((fbase + fsize) <= 0x800000000ul)
 		hbase = 0; /* use the device tree window */
 	else {
 		/* If we're over 32 GB we need to cheat. We can't map all of