* [PATCH] x86/ATS: remove unreferenced lock member from struct pci_ats_dev
@ 2011-03-25 16:25 Jan Beulich
0 siblings, 0 replies; only message in thread
From: Jan Beulich @ 2011-03-25 16:25 UTC (permalink / raw)
To: xen-devel@lists.xensource.com
[-- Attachment #1: Type: text/plain, Size: 451 bytes --]
Otherwise this may give the false impression the some explicit locking
is done in this code.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
--- a/xen/drivers/passthrough/vtd/x86/ats.c
+++ b/xen/drivers/passthrough/vtd/x86/ats.c
@@ -40,7 +40,6 @@ struct pci_ats_dev {
u8 bus;
u8 devfn;
u16 ats_queue_depth; /* ATS device invalidation queue depth */
- spinlock_t lock;
};
static LIST_HEAD(ats_devices);
[-- Attachment #2: x86-ats-no-lock.patch --]
[-- Type: text/plain, Size: 445 bytes --]
Otherwise this may give the false impression the some explicit locking
is done in this code.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
--- a/xen/drivers/passthrough/vtd/x86/ats.c
+++ b/xen/drivers/passthrough/vtd/x86/ats.c
@@ -40,7 +40,6 @@ struct pci_ats_dev {
u8 bus;
u8 devfn;
u16 ats_queue_depth; /* ATS device invalidation queue depth */
- spinlock_t lock;
};
static LIST_HEAD(ats_devices);
[-- Attachment #3: Type: text/plain, Size: 138 bytes --]
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2011-03-25 16:25 [PATCH] x86/ATS: remove unreferenced lock member from struct pci_ats_dev Jan Beulich
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