linux-kernel - [PATCH v2 6/6] powerpc/perf/hv-24x7: catalog version number is be64, not be32

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1397581855-4585-7-git-send-email-cody@linux.vnet.ibm.com>
Date:	Tue, 15 Apr 2014 10:10:55 -0700
From:	Cody P Schafer <cody@...ux.vnet.ibm.com>
To:	Michael Ellerman <michael@...erman.id.au>
Cc:	Linux PPC <linuxppc-dev@...ts.ozlabs.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Anton Blanchard <anton@...ba.org>, David.Laight@...lab.com,
	Cody P Schafer <cody@...ux.vnet.ibm.com>
Subject: [PATCH v2 6/6] powerpc/perf/hv-24x7: catalog version number is be64, not be32

The catalog version number was changed from a be32 (with proceeding
32bits of padding) to a be64, update the code to treat it as a be64

Signed-off-by: Cody P Schafer <cody@...ux.vnet.ibm.com>
---
 arch/powerpc/perf/hv-24x7.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
index 95a67f8..9d4badc 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c
@@ -171,7 +171,7 @@ static unsigned long h_get_24x7_catalog_page_(unsigned long phys_4096,
 }
 
 static unsigned long h_get_24x7_catalog_page(char page[],
-					     u32 version, u32 index)
+					     u64 version, u32 index)
 {
 	return h_get_24x7_catalog_page_(virt_to_phys(page),
 					version, index);
@@ -185,7 +185,7 @@ static ssize_t catalog_read(struct file *filp, struct kobject *kobj,
 	ssize_t ret = 0;
 	size_t catalog_len = 0, catalog_page_len = 0, page_count = 0;
 	loff_t page_offset = 0;
-	uint32_t catalog_version_num = 0;
+	uint64_t catalog_version_num = 0;
 	void *page = kmem_cache_alloc(hv_page_cache, GFP_USER);
 	struct hv_24x7_catalog_page_0 *page_0 = page;
 	if (!page)
@@ -197,7 +197,7 @@ static ssize_t catalog_read(struct file *filp, struct kobject *kobj,
 		goto e_free;
 	}
 
-	catalog_version_num = be32_to_cpu(page_0->version);
+	catalog_version_num = be64_to_cpu(page_0->version);
 	catalog_page_len = be32_to_cpu(page_0->length);
 	catalog_len = catalog_page_len * 4096;
 
@@ -255,7 +255,7 @@ e_free:								\
 static DEVICE_ATTR_RO(_name)
 
 PAGE_0_ATTR(catalog_version, "%lld\n",
-		(unsigned long long)be32_to_cpu(page_0->version));
+		(unsigned long long)be64_to_cpu(page_0->version));
 PAGE_0_ATTR(catalog_len, "%lld\n",
 		(unsigned long long)be32_to_cpu(page_0->length) * 4096);
 static BIN_ATTR_RO(catalog, 0/* real length varies */);
-- 
1.9.2

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/