Merge branch 'for-linus' of git://brick.kernel.dk/data/git/linux-2.6-block

[linux-2.6-omap-h63xx.git] / arch / ia64 / kernel / mca_drv.c

diff --git a/arch/ia64/kernel/mca_drv.c b/arch/ia64/kernel/mca_drv.c
index f081c60ab20684234f3e815ef4e520cdd8d75de8..3492e3211a4416ce615a1d0f14810be94aa6178d 100644 (file)
--- a/arch/ia64/kernel/mca_drv.c
+++ b/arch/ia64/kernel/mca_drv.c
@@ -88,7 +88,7 @@ mca_page_isolate(unsigned long paddr)
        if (!ia64_phys_addr_valid(paddr))
                return ISOLATE_NONE;
 
-       if (!pfn_valid(paddr))
+       if (!pfn_valid(paddr >> PAGE_SHIFT))
                return ISOLATE_NONE;
 
        /* convert physical address to physical page number */
@@ -108,6 +108,7 @@ mca_page_isolate(unsigned long paddr)
                return ISOLATE_NG;
 
        /* add attribute 'Reserved' and register the page */
+       get_page(p);
        SetPageReserved(p);
        page_isolate[num_page_isolate++] = p;
 
@@ -546,9 +547,20 @@ recover_from_processor_error(int platform, slidx_table_t *slidx,
                (pal_processor_state_info_t*)peidx_psp(peidx);
 
        /*
-        * We cannot recover errors with other than bus_check.
+        * Processor recovery status must key off of the PAL recovery
+        * status in the Processor State Parameter.
         */
-       if (psp->cc || psp->rc || psp->uc)
+
+       /*
+        * The machine check is corrected.
+        */
+       if (psp->cm == 1)
+               return 1;
+
+       /*
+        * The error was not contained.  Software must be reset.
+        */
+       if (psp->us || psp->ci == 0)
                return 0;
 
        /*
@@ -569,8 +581,6 @@ recover_from_processor_error(int platform, slidx_table_t *slidx,
                return 0;
        if (pbci->eb && pbci->bsi > 0)
                return 0;
-       if (psp->ci == 0)
-               return 0;
 
        /*
         * This is a local MCA and estimated as recoverble external bus error.