diff mbox series

[v3,1/4] powerpc/drmem: Make lmb_size 64 bit

Message ID 20201007114836.282468-2-aneesh.kumar@linux.ibm.com (mailing list archive)
State Accepted
Commit ec72024e35dddb88a81e40071c87ceb18b5ee835
Headers show
Series Enable usage of larger LMB ( > 4G) | expand

Checks

Context Check Description
snowpatch_ozlabs/apply_patch success Successfully applied on branch powerpc/merge (d1def5df359f3f1882cc29d8baa5cd2a4861a6c6)
snowpatch_ozlabs/checkpatch warning total: 0 errors, 1 warnings, 0 checks, 16 lines checked
snowpatch_ozlabs/needsstable success Patch is tagged for stable

Commit Message

Aneesh Kumar K V Oct. 7, 2020, 11:48 a.m. UTC 
Similar to commit 89c140bbaeee ("pseries: Fix 64 bit logical memory block panic")
make sure different variables tracking lmb_size are updated to be 64 bit.

This was found by code audit.

Cc: stable@vger.kernel.org
Acked-by: Nathan Lynch <nathanl@linux.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
---
 arch/powerpc/include/asm/drmem.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/powerpc/include/asm/drmem.h b/arch/powerpc/include/asm/drmem.h
index 030a19d92213..bf2402fed3e0 100644
--- a/arch/powerpc/include/asm/drmem.h
+++ b/arch/powerpc/include/asm/drmem.h
@@ -20,7 +20,7 @@  struct drmem_lmb {
 struct drmem_lmb_info {
 	struct drmem_lmb        *lmbs;
 	int                     n_lmbs;
-	u32                     lmb_size;
+	u64                     lmb_size;
 };
 
 extern struct drmem_lmb_info *drmem_info;
@@ -80,7 +80,7 @@  struct of_drconf_cell_v2 {
 #define DRCONF_MEM_RESERVED	0x00000080
 #define DRCONF_MEM_HOTREMOVABLE	0x00000100
 
-static inline u32 drmem_lmb_size(void)
+static inline u64 drmem_lmb_size(void)
 {
 	return drmem_info->lmb_size;
 }