Merge tag 'for-linus-5.5a-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

Pull xen updates from Juergen Gross:

 - a small series to remove the build constraint of Xen x86 MCE handling
   to 64-bit only

 - a bunch of minor cleanups

* tag 'for-linus-5.5a-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
  xen: Fix Kconfig indentation
  xen/mcelog: also allow building for 32-bit kernels
  xen/mcelog: add PPIN to record when available
  xen/mcelog: drop __MC_MSR_MCGCAP
  xen/gntdev: Use select for DMA_SHARED_BUFFER
  xen: mm: make xen_mm_init static
  xen: mm: include <xen/xen-ops.h> for missing declarations

1 files changed, 12 insertions, 2 deletions

diff --git a/drivers/xen/mcelog.c b/drivers/xen/mcelog.c
index b8bf61abb65b..e9ac3b8c4167 100644
--- a/drivers/xen/mcelog.c
+++ b/drivers/xen/mcelog.c
@@ -222,7 +222,7 @@ static int convert_log(struct mc_info *mi)
 	struct mcinfo_global *mc_global;
 	struct mcinfo_bank *mc_bank;
 	struct xen_mce m;
-	uint32_t i;
+	unsigned int i, j;
 
 	mic = NULL;
 	x86_mcinfo_lookup(&mic, mi, MC_TYPE_GLOBAL);
@@ -248,7 +248,17 @@ static int convert_log(struct mc_info *mi)
 	m.socketid = g_physinfo[i].mc_chipid;
 	m.cpu = m.extcpu = g_physinfo[i].mc_cpunr;
 	m.cpuvendor = (__u8)g_physinfo[i].mc_vendor;
-	m.mcgcap = g_physinfo[i].mc_msrvalues[__MC_MSR_MCGCAP].value;
+	for (j = 0; j < g_physinfo[i].mc_nmsrvals; ++j)
+		switch (g_physinfo[i].mc_msrvalues[j].reg) {
+		case MSR_IA32_MCG_CAP:
+			m.mcgcap = g_physinfo[i].mc_msrvalues[j].value;
+			break;
+
+		case MSR_PPIN:
+		case MSR_AMD_PPIN:
+			m.ppin = g_physinfo[i].mc_msrvalues[j].value;
+			break;
+		}
 
 	mic = NULL;
 	x86_mcinfo_lookup(&mic, mi, MC_TYPE_BANK);