Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
Linus Torvalds [Thu, 20 Nov 2008 23:07:40 +0000 (15:07 -0800)]
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
  [IA64] xen: fix xen_get_eflags.
  [IA64] ia64/pv_ops/pv_cpu_ops: fix _IA64_REG_IP case.
  [IA64] remove duplicate include iommu.h
  [IA64] use mprintk instead of printk, in ia64_mca_modify_original_stack
  [IA64] Rationalize kernel mode alignment checking

arch/ia64/include/asm/intrinsics.h
arch/ia64/include/asm/paravirt_privop.h
arch/ia64/kernel/entry.S
arch/ia64/kernel/head.S
arch/ia64/kernel/mca.c
arch/ia64/kernel/paravirt.c
arch/ia64/kernel/pci-dma.c
arch/ia64/xen/hypercall.S

index 47d686d..a3e44a5 100644 (file)
@@ -226,7 +226,7 @@ extern long ia64_cmpxchg_called_with_bad_pointer (void);
 /************************************************/
 #define ia64_ssm                       IA64_INTRINSIC_MACRO(ssm)
 #define ia64_rsm                       IA64_INTRINSIC_MACRO(rsm)
-#define ia64_getreg                    IA64_INTRINSIC_API(getreg)
+#define ia64_getreg                    IA64_INTRINSIC_MACRO(getreg)
 #define ia64_setreg                    IA64_INTRINSIC_API(setreg)
 #define ia64_set_rr                    IA64_INTRINSIC_API(set_rr)
 #define ia64_get_rr                    IA64_INTRINSIC_API(get_rr)
index d577aac..0b59742 100644 (file)
@@ -78,6 +78,19 @@ extern unsigned long ia64_native_getreg_func(int regnum);
                        ia64_native_rsm(mask);  \
        } while (0)
 
+/* returned ip value should be the one in the caller,
+ * not in __paravirt_getreg() */
+#define paravirt_getreg(reg)                                   \
+       ({                                                      \
+               unsigned long res;                              \
+               BUILD_BUG_ON(!__builtin_constant_p(reg));       \
+               if ((reg) == _IA64_REG_IP)                      \
+                       res = ia64_native_getreg(_IA64_REG_IP); \
+               else                                            \
+                       res = pv_cpu_ops.getreg(reg);           \
+               res;                                            \
+       })
+
 /******************************************************************************
  * replacement of hand written assembly codes.
  */
index 7ef0c59..d435f4a 100644 (file)
@@ -499,6 +499,7 @@ GLOBAL_ENTRY(prefetch_stack)
 END(prefetch_stack)
 
 GLOBAL_ENTRY(kernel_execve)
+       rum psr.ac
        mov r15=__NR_execve                     // put syscall number in place
        break __BREAK_SYSCALL
        br.ret.sptk.many rp
index 66e491d..59301c4 100644 (file)
@@ -260,7 +260,7 @@ start_ap:
         * Switch into virtual mode:
         */
        movl r16=(IA64_PSR_IT|IA64_PSR_IC|IA64_PSR_DT|IA64_PSR_RT|IA64_PSR_DFH|IA64_PSR_BN \
-                 |IA64_PSR_DI)
+                 |IA64_PSR_DI|IA64_PSR_AC)
        ;;
        mov cr.ipsr=r16
        movl r17=1f
index 7dd96c1..bab1de2 100644 (file)
@@ -1139,7 +1139,7 @@ ia64_mca_modify_original_stack(struct pt_regs *regs,
        return previous_current;
 
 no_mod:
-       printk(KERN_INFO "cpu %d, %s %s, original stack not modified\n",
+       mprintk(KERN_INFO "cpu %d, %s %s, original stack not modified\n",
                        smp_processor_id(), type, msg);
        return previous_current;
 }
index de35d8e..9f14c16 100644 (file)
@@ -130,7 +130,7 @@ ia64_native_getreg_func(int regnum)
        unsigned long res = -1;
        switch (regnum) {
        CASE_GET_REG(GP);
-       CASE_GET_REG(IP);
+       /*CASE_GET_REG(IP);*/ /* returned ip value shouldn't be constant */
        CASE_GET_REG(PSR);
        CASE_GET_REG(TP);
        CASE_GET_REG(SP);
index dbdb778..2a92f63 100644 (file)
@@ -19,7 +19,6 @@
 #include <linux/kernel.h>
 
 #include <asm/page.h>
-#include <asm/iommu.h>
 
 dma_addr_t bad_dma_address __read_mostly;
 EXPORT_SYMBOL(bad_dma_address);
index d4ff0b9..45e02bb 100644 (file)
@@ -58,7 +58,7 @@ __HCALL2(xen_set_rr, HYPERPRIVOP_SET_RR)
 __HCALL2(xen_set_kr, HYPERPRIVOP_SET_KR)
 
 #ifdef CONFIG_IA32_SUPPORT
-__HCALL1(xen_get_eflag, HYPERPRIVOP_GET_EFLAG)
+__HCALL0(xen_get_eflag, HYPERPRIVOP_GET_EFLAG)
 __HCALL1(xen_set_eflag, HYPERPRIVOP_SET_EFLAG) // refer SDM vol1 3.1.8
 #endif /* CONFIG_IA32_SUPPORT */