# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1285010398 -3600
# Node ID da327d3fbc640d3de43d4280370e1571276329e2
# Parent 51cb21e3da8a13df4c72654f5c29b01cd2b8b0b0
Eliminate unnecessary casts from __trace_var() invocations
This is possible now that its last parameter's type is 'const void *'.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
xen-unstable changeset: 22184:62a44418d8a0
xen-unstable date: Mon Sep 20 18:52:48 2010 +0100
---
xen/arch/x86/hvm/svm/svm.c | 2 -
xen/arch/x86/hvm/vmx/vmx.c | 2 -
xen/arch/x86/mm/p2m.c | 10 ++++-----
xen/arch/x86/mm/shadow/common.c | 7 ++----
xen/arch/x86/mm/shadow/multi.c | 10 ++++-----
xen/arch/x86/trace.c | 41 ++++++++++++++++++----------------------
xen/common/memory.c | 2 -
xen/common/schedule.c | 5 +---
xen/include/asm-x86/hvm/trace.h | 2 -
9 files changed, 38 insertions(+), 43 deletions(-)
diff -r 51cb21e3da8a -r da327d3fbc64 xen/arch/x86/hvm/svm/svm.c
--- a/xen/arch/x86/hvm/svm/svm.c Mon Sep 20 20:19:01 2010 +0100
+++ b/xen/arch/x86/hvm/svm/svm.c Mon Sep 20 20:19:58 2010 +0100
@@ -932,7 +932,7 @@ static void svm_do_nested_pgfault(paddr_
_d.qualification = 0;
_d.mfn = mfn_x(gfn_to_mfn_query(current->domain, gfn, &_d.p2mt));
- __trace_var(TRC_HVM_NPF, 0, sizeof(_d), (unsigned char *)&_d);
+ __trace_var(TRC_HVM_NPF, 0, sizeof(_d), &_d);
}
if ( hvm_hap_nested_page_fault(gfn) )
diff -r 51cb21e3da8a -r da327d3fbc64 xen/arch/x86/hvm/vmx/vmx.c
--- a/xen/arch/x86/hvm/vmx/vmx.c Mon Sep 20 20:19:01 2010 +0100
+++ b/xen/arch/x86/hvm/vmx/vmx.c Mon Sep 20 20:19:58 2010 +0100
@@ -2129,7 +2129,7 @@ static void ept_handle_violation(unsigne
_d.qualification = qualification;
_d.mfn = mfn_x(gfn_to_mfn_query(current->domain, gfn, &_d.p2mt));
- __trace_var(TRC_HVM_NPF, 0, sizeof(_d), (unsigned char *)&_d);
+ __trace_var(TRC_HVM_NPF, 0, sizeof(_d), &_d);
}
if ( (qualification & EPT_GLA_VALID) &&
diff -r 51cb21e3da8a -r da327d3fbc64 xen/arch/x86/mm/p2m.c
--- a/xen/arch/x86/mm/p2m.c Mon Sep 20 20:19:01 2010 +0100
+++ b/xen/arch/x86/mm/p2m.c Mon Sep 20 20:19:58 2010 +0100
@@ -841,7 +841,7 @@ p2m_pod_zero_check_superpage(struct doma
t.d = d->domain_id;
t.order = 9;
- __trace_var(TRC_MEM_POD_ZERO_RECLAIM, 0, sizeof(t), (unsigned char
*)&t);
+ __trace_var(TRC_MEM_POD_ZERO_RECLAIM, 0, sizeof(t), &t);
}
/* Finally! We've passed all the checks, and can add the mfn superpage
@@ -955,7 +955,7 @@ p2m_pod_zero_check(struct domain *d, uns
t.d = d->domain_id;
t.order = 0;
- __trace_var(TRC_MEM_POD_ZERO_RECLAIM, 0, sizeof(t), (unsigned
char *)&t);
+ __trace_var(TRC_MEM_POD_ZERO_RECLAIM, 0, sizeof(t), &t);
}
/* Add to cache, and account for the new p2m PoD entry */
@@ -1115,7 +1115,7 @@ p2m_pod_demand_populate(struct domain *d
t.d = d->domain_id;
t.order = order;
- __trace_var(TRC_MEM_POD_POPULATE, 0, sizeof(t), (unsigned char *)&t);
+ __trace_var(TRC_MEM_POD_POPULATE, 0, sizeof(t), &t);
}
return 0;
@@ -1146,7 +1146,7 @@ remap_and_retry:
t.gfn = gfn;
t.d = d->domain_id;
- __trace_var(TRC_MEM_POD_SUPERPAGE_SPLINTER, 0, sizeof(t), (unsigned
char *)&t);
+ __trace_var(TRC_MEM_POD_SUPERPAGE_SPLINTER, 0, sizeof(t), &t);
}
return 0;
@@ -1212,7 +1212,7 @@ p2m_set_entry(struct domain *d, unsigned
t.d = d->domain_id;
t.order = page_order;
- __trace_var(TRC_MEM_SET_P2M_ENTRY, 0, sizeof(t), (unsigned char *)&t);
+ __trace_var(TRC_MEM_SET_P2M_ENTRY, 0, sizeof(t), &t);
}
#if CONFIG_PAGING_LEVELS >= 4
diff -r 51cb21e3da8a -r da327d3fbc64 xen/arch/x86/mm/shadow/common.c
--- a/xen/arch/x86/mm/shadow/common.c Mon Sep 20 20:19:01 2010 +0100
+++ b/xen/arch/x86/mm/shadow/common.c Mon Sep 20 20:19:58 2010 +0100
@@ -718,7 +718,7 @@ static inline void trace_resync(int even
{
/* Convert gmfn to gfn */
unsigned long gfn = mfn_to_gfn(current->domain, gmfn);
- __trace_var(event, 0/*!tsc*/, sizeof(gfn), (unsigned char*)&gfn);
+ __trace_var(event, 0/*!tsc*/, sizeof(gfn), &gfn);
}
}
@@ -1348,8 +1348,7 @@ static inline void trace_shadow_prealloc
unsigned long gfn;
ASSERT(mfn_valid(smfn));
gfn = mfn_to_gfn(d, backpointer(mfn_to_page(smfn)));
- __trace_var(TRC_SHADOW_PREALLOC_UNPIN, 0/*!tsc*/,
- sizeof(gfn), (unsigned char*)&gfn);
+ __trace_var(TRC_SHADOW_PREALLOC_UNPIN, 0/*!tsc*/, sizeof(gfn), &gfn);
}
}
@@ -2293,7 +2292,7 @@ static inline void trace_shadow_wrmap_bf
{
/* Convert gmfn to gfn */
unsigned long gfn = mfn_to_gfn(current->domain, gmfn);
- __trace_var(TRC_SHADOW_WRMAP_BF, 0/*!tsc*/, sizeof(gfn), (unsigned
char*)&gfn);
+ __trace_var(TRC_SHADOW_WRMAP_BF, 0/*!tsc*/, sizeof(gfn), &gfn);
}
}
diff -r 51cb21e3da8a -r da327d3fbc64 xen/arch/x86/mm/shadow/multi.c
--- a/xen/arch/x86/mm/shadow/multi.c Mon Sep 20 20:19:01 2010 +0100
+++ b/xen/arch/x86/mm/shadow/multi.c Mon Sep 20 20:19:58 2010 +0100
@@ -2847,7 +2847,7 @@ static inline void trace_shadow_gen(u32
if ( tb_init_done )
{
event |= (GUEST_PAGING_LEVELS-2)<<8;
- __trace_var(event, 0/*!tsc*/, sizeof(va), (unsigned char*)&va);
+ __trace_var(event, 0/*!tsc*/, sizeof(va), &va);
}
}
@@ -2871,7 +2871,7 @@ static inline void trace_shadow_fixup(gu
d.va = va;
d.flags = this_cpu(trace_shadow_path_flags);
- __trace_var(event, 0/*!tsc*/, sizeof(d), (unsigned char*)&d);
+ __trace_var(event, 0/*!tsc*/, sizeof(d), &d);
}
}
@@ -2895,7 +2895,7 @@ static inline void trace_not_shadow_faul
d.va = va;
d.flags = this_cpu(trace_shadow_path_flags);
- __trace_var(event, 0/*!tsc*/, sizeof(d), (unsigned char*)&d);
+ __trace_var(event, 0/*!tsc*/, sizeof(d), &d);
}
}
@@ -2921,7 +2921,7 @@ static inline void trace_shadow_emulate_
d.gfn=gfn_x(gfn);
d.va = va;
- __trace_var(event, 0/*!tsc*/, sizeof(d), (unsigned char*)&d);
+ __trace_var(event, 0/*!tsc*/, sizeof(d), &d);
}
}
@@ -2954,7 +2954,7 @@ static inline void trace_shadow_emulate(
#endif
d.flags = this_cpu(trace_shadow_path_flags);
- __trace_var(event, 0/*!tsc*/, sizeof(d), (unsigned char*)&d);
+ __trace_var(event, 0/*!tsc*/, sizeof(d), &d);
}
}
diff -r 51cb21e3da8a -r da327d3fbc64 xen/arch/x86/trace.c
--- a/xen/arch/x86/trace.c Mon Sep 20 20:19:01 2010 +0100
+++ b/xen/arch/x86/trace.c Mon Sep 20 20:19:58 2010 +0100
@@ -25,8 +25,7 @@ asmlinkage void trace_hypercall(void)
d.eip = regs->eip;
d.eax = regs->eax;
- __trace_var(TRC_PV_HYPERCALL, 1,
- sizeof(d), (unsigned char *)&d);
+ __trace_var(TRC_PV_HYPERCALL, 1, sizeof(d), &d);
}
else
#endif
@@ -42,7 +41,7 @@ asmlinkage void trace_hypercall(void)
d.eip = regs->eip;
d.eax = regs->eax;
- __trace_var(event, 1/*tsc*/, sizeof(d), (unsigned char*)&d);
+ __trace_var(event, 1/*tsc*/, sizeof(d), &d);
}
}
@@ -64,8 +63,7 @@ void __trace_pv_trap(int trapnr, unsigne
d.error_code = error_code;
d.use_error_code=!!use_error_code;
- __trace_var(TRC_PV_TRAP, 1,
- sizeof(d), (unsigned char *)&d);
+ __trace_var(TRC_PV_TRAP, 1, sizeof(d), &d);
}
else
#endif
@@ -85,7 +83,7 @@ void __trace_pv_trap(int trapnr, unsigne
event = TRC_PV_TRAP;
event |= TRC_64_FLAG;
- __trace_var(event, 1, sizeof(d), (unsigned char *)&d);
+ __trace_var(event, 1, sizeof(d), &d);
}
}
@@ -104,7 +102,7 @@ void __trace_pv_page_fault(unsigned long
d.addr = addr;
d.error_code = error_code;
- __trace_var(TRC_PV_PAGE_FAULT, 1, sizeof(d), (unsigned char *)&d);
+ __trace_var(TRC_PV_PAGE_FAULT, 1, sizeof(d), &d);
}
else
#endif
@@ -120,7 +118,7 @@ void __trace_pv_page_fault(unsigned long
d.error_code = error_code;
event = TRC_PV_PAGE_FAULT;
event |= TRC_64_FLAG;
- __trace_var(event, 1, sizeof(d), (unsigned char *)&d);
+ __trace_var(event, 1, sizeof(d), &d);
}
}
@@ -130,13 +128,13 @@ void __trace_trap_one_addr(unsigned even
if ( is_pv_32on64_vcpu(current) )
{
u32 d = va;
- __trace_var(event, 1, sizeof(d), (unsigned char *)&d);
- }
- else
-#endif
- {
- event |= TRC_64_FLAG;
- __trace_var(event, 1, sizeof(va), (unsigned char *)&va);
+ __trace_var(event, 1, sizeof(d), &d);
+ }
+ else
+#endif
+ {
+ event |= TRC_64_FLAG;
+ __trace_var(event, 1, sizeof(va), &va);
}
}
@@ -151,7 +149,7 @@ void __trace_trap_two_addr(unsigned even
} __attribute__((packed)) d;
d.va1=va1;
d.va2=va2;
- __trace_var(event, 1, sizeof(d), (unsigned char *)&d);
+ __trace_var(event, 1, sizeof(d), &d);
}
else
#endif
@@ -162,7 +160,7 @@ void __trace_trap_two_addr(unsigned even
d.va1=va1;
d.va2=va2;
event |= TRC_64_FLAG;
- __trace_var(event, 1, sizeof(d), (unsigned char *)&d);
+ __trace_var(event, 1, sizeof(d), &d);
}
}
@@ -189,8 +187,7 @@ void __trace_ptwr_emulation(unsigned lon
d.eip = eip;
d.pte = npte;
- __trace_var(TRC_PV_PTWR_EMULATION_PAE, 1,
- sizeof(d), (unsigned char *)&d);
+ __trace_var(TRC_PV_PTWR_EMULATION_PAE, 1, sizeof(d), &d);
}
else
#endif
@@ -208,6 +205,6 @@ void __trace_ptwr_emulation(unsigned lon
event = ((CONFIG_PAGING_LEVELS == 3) ?
TRC_PV_PTWR_EMULATION_PAE : TRC_PV_PTWR_EMULATION);
event |= TRC_64_FLAG;
- __trace_var(event, 1/*tsc*/, sizeof(d), (unsigned char *)&d);
- }
-}
+ __trace_var(event, 1/*tsc*/, sizeof(d), &d);
+ }
+}
diff -r 51cb21e3da8a -r da327d3fbc64 xen/common/memory.c
--- a/xen/common/memory.c Mon Sep 20 20:19:01 2010 +0100
+++ b/xen/common/memory.c Mon Sep 20 20:19:58 2010 +0100
@@ -234,7 +234,7 @@ static void decrease_reservation(struct
t.d = a->domain->domain_id;
t.order = a->extent_order;
- __trace_var(TRC_MEM_DECREASE_RESERVATION, 0, sizeof(t), (unsigned
char *)&t);
+ __trace_var(TRC_MEM_DECREASE_RESERVATION, 0, sizeof(t), &t);
}
/* See if populate-on-demand wants to handle this */
diff -r 51cb21e3da8a -r da327d3fbc64 xen/common/schedule.c
--- a/xen/common/schedule.c Mon Sep 20 20:19:01 2010 +0100
+++ b/xen/common/schedule.c Mon Sep 20 20:19:58 2010 +0100
@@ -83,7 +83,7 @@ static inline void trace_runstate_change
event |= ( v->runstate.state & 0x3 ) << 8;
event |= ( new_state & 0x3 ) << 4;
- __trace_var(event, 1/*tsc*/, sizeof(d), (unsigned char *)&d);
+ __trace_var(event, 1/*tsc*/, sizeof(d), &d);
}
static inline void trace_continue_running(struct vcpu *v)
@@ -96,8 +96,7 @@ static inline void trace_continue_runnin
d.vcpu = v->vcpu_id;
d.domain = v->domain->domain_id;
- __trace_var(TRC_SCHED_CONTINUE_RUNNING, 1/*tsc*/, sizeof(d),
- (unsigned char *)&d);
+ __trace_var(TRC_SCHED_CONTINUE_RUNNING, 1/*tsc*/, sizeof(d), &d);
}
static inline void vcpu_urgent_count_update(struct vcpu *v)
diff -r 51cb21e3da8a -r da327d3fbc64 xen/include/asm-x86/hvm/trace.h
--- a/xen/include/asm-x86/hvm/trace.h Mon Sep 20 20:19:01 2010 +0100
+++ b/xen/include/asm-x86/hvm/trace.h Mon Sep 20 20:19:58 2010 +0100
@@ -71,7 +71,7 @@
_d.d[4]=(d5); \
_d.d[5]=(d6); \
__trace_var(TRC_HVM_ ## evt, cycles, \
- sizeof(u32)*count+1, (unsigned char *)&_d); \
+ sizeof(u32)*count+1, &_d); \
} \
} while(0)
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