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Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

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* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (123 commits)
  perf: Remove the nmi parameter from the oprofile_perf backend
  x86, perf: Make copy_from_user_nmi() a library function
  perf: Remove perf_event_attr::type check
  x86, perf: P4 PMU - Fix typos in comments and style cleanup
  perf tools: Make test use the preset debugfs path
  perf tools: Add automated tests for events parsing
  perf tools: De-opt the parse_events function
  perf script: Fix display of IP address for non-callchain path
  perf tools: Fix endian conversion reading event attr from file header
  perf tools: Add missing 'node' alias to the hw_cache[] array
  perf probe: Support adding probes on offline kernel modules
  perf probe: Add probed module in front of function
  perf probe: Introduce debuginfo to encapsulate dwarf information
  perf-probe: Move dwarf library routines to dwarf-aux.{c, h}
  perf probe: Remove redundant dwarf functions
  perf probe: Move strtailcmp to string.c
  perf probe: Rename DIE_FIND_CB_FOUND to DIE_FIND_CB_END
  tracing/kprobe: Update symbol reference when loading module
  tracing/kprobes: Support module init function probing
  kprobes: Return -ENOENT if probe point doesn't exist
  ...
This commit is contained in:
Linus Torvalds
2011-07-22 16:44:39 -07:00
parent 0342cbcfce 7fcfd1abd6
commit 4d4abdcb1d
140 changed files with 4666 additions and 2677 deletions
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44
arch/sparc/kernel/perf_event.c
View File

@@ -246,6 +246,20 @@ static const cache_map_t ultra3_cache_map = {
[ C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
},
[C(NODE)] = {
[C(OP_READ)] = {
[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
[C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
[ C(OP_WRITE) ] = {
[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
[ C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
[ C(OP_PREFETCH) ] = {
[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
[ C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
},
};
static const struct sparc_pmu ultra3_pmu = {
@@ -361,6 +375,20 @@ static const cache_map_t niagara1_cache_map = {
[ C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
},
[C(NODE)] = {
[C(OP_READ)] = {
[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
[C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
[ C(OP_WRITE) ] = {
[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
[ C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
[ C(OP_PREFETCH) ] = {
[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
[ C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
},
};
static const struct sparc_pmu niagara1_pmu = {
@@ -473,6 +501,20 @@ static const cache_map_t niagara2_cache_map = {
[ C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
},
[C(NODE)] = {
[C(OP_READ)] = {
[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
[C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
[ C(OP_WRITE) ] = {
[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
[ C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
[ C(OP_PREFETCH) ] = {
[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
[ C(RESULT_MISS) ] = { CACHE_OP_UNSUPPORTED },
},
},
};
static const struct sparc_pmu niagara2_pmu = {
@@ -1277,7 +1319,7 @@ static int __kprobes perf_event_nmi_handler(struct notifier_block *self,
if (!sparc_perf_event_set_period(event, hwc, idx))
continue;
if (perf_event_overflow(event, 1, &data, regs))
if (perf_event_overflow(event, &data, regs))
sparc_pmu_stop(event, 0);
}

4
arch/sparc/kernel/unaligned_32.c
View File

@@ -247,7 +247,7 @@ asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn)
unsigned long addr = compute_effective_address(regs, insn);
int err;
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, addr);
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, addr);
switch (dir) {
case load:
err = do_int_load(fetch_reg_addr(((insn>>25)&0x1f),
@@ -338,7 +338,7 @@ asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn)
}
addr = compute_effective_address(regs, insn);
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, addr);
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, addr);
switch(dir) {
case load:
err = do_int_load(fetch_reg_addr(((insn>>25)&0x1f),

12
arch/sparc/kernel/unaligned_64.c
View File

@@ -317,7 +317,7 @@ asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn)
addr = compute_effective_address(regs, insn,
((insn >> 25) & 0x1f));
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, addr);
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, addr);
switch (asi) {
case ASI_NL:
case ASI_AIUPL:
@@ -384,7 +384,7 @@ int handle_popc(u32 insn, struct pt_regs *regs)
int ret, i, rd = ((insn >> 25) & 0x1f);
int from_kernel = (regs->tstate & TSTATE_PRIV) != 0;
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0);
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, 0);
if (insn & 0x2000) {
maybe_flush_windows(0, 0, rd, from_kernel);
value = sign_extend_imm13(insn);
@@ -431,7 +431,7 @@ int handle_ldf_stq(u32 insn, struct pt_regs *regs)
int asi = decode_asi(insn, regs);
int flag = (freg < 32) ? FPRS_DL : FPRS_DU;
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0);
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, 0);
save_and_clear_fpu();
current_thread_info()->xfsr[0] &= ~0x1c000;
@@ -554,7 +554,7 @@ void handle_ld_nf(u32 insn, struct pt_regs *regs)
int from_kernel = (regs->tstate & TSTATE_PRIV) != 0;
unsigned long *reg;
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0);
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, 0);
maybe_flush_windows(0, 0, rd, from_kernel);
reg = fetch_reg_addr(rd, regs);
@@ -586,7 +586,7 @@ void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr
if (tstate & TSTATE_PRIV)
die_if_kernel("lddfmna from kernel", regs);
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, sfar);
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, sfar);
if (test_thread_flag(TIF_32BIT))
pc = (u32)pc;
if (get_user(insn, (u32 __user *) pc) != -EFAULT) {
@@ -647,7 +647,7 @@ void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr
if (tstate & TSTATE_PRIV)
die_if_kernel("stdfmna from kernel", regs);
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, sfar);
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, regs, sfar);
if (test_thread_flag(TIF_32BIT))
pc = (u32)pc;
if (get_user(insn, (u32 __user *) pc) != -EFAULT) {

2
arch/sparc/kernel/visemul.c
View File

@@ -802,7 +802,7 @@ int vis_emul(struct pt_regs *regs, unsigned int insn)
BUG_ON(regs->tstate & TSTATE_PRIV);
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0);
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, 0);
if (test_thread_flag(TIF_32BIT))
pc = (u32)pc;

2
arch/sparc/math-emu/math_32.c
View File

@@ -164,7 +164,7 @@ int do_mathemu(struct pt_regs *regs, struct task_struct *fpt)
int retcode = 0; /* assume all succeed */
unsigned long insn;
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0);
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, 0);
#ifdef DEBUG_MATHEMU
printk("In do_mathemu()... pc is %08lx\n", regs->pc);

2
arch/sparc/math-emu/math_64.c
View File

@@ -184,7 +184,7 @@ int do_mathemu(struct pt_regs *regs, struct fpustate *f)
if (tstate & TSTATE_PRIV)
die_if_kernel("unfinished/unimplemented FPop from kernel", regs);
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0);
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, 0);
if (test_thread_flag(TIF_32BIT))
pc = (u32)pc;
if (get_user(insn, (u32 __user *) pc) != -EFAULT) {

8
arch/sparc/mm/fault_32.c
View File

@@ -251,7 +251,7 @@ asmlinkage void do_sparc_fault(struct pt_regs *regs, int text_fault, int write,
if (in_atomic() || !mm)
goto no_context;
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address);
down_read(&mm->mmap_sem);
@@ -301,12 +301,10 @@ good_area:
}
if (fault & VM_FAULT_MAJOR) {
current->maj_flt++;
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
regs, address);
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, address);
} else {
current->min_flt++;
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
regs, address);
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, address);
}
up_read(&mm->mmap_sem);
return;

8
arch/sparc/mm/fault_64.c
View File

@@ -325,7 +325,7 @@ asmlinkage void __kprobes do_sparc64_fault(struct pt_regs *regs)
if (in_atomic() || !mm)
goto intr_or_no_mm;
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address);
if (!down_read_trylock(&mm->mmap_sem)) {
if ((regs->tstate & TSTATE_PRIV) &&
@@ -433,12 +433,10 @@ good_area:
}
if (fault & VM_FAULT_MAJOR) {
current->maj_flt++;
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
regs, address);
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, address);
} else {
current->min_flt++;
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
regs, address);
perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, address);
}
up_read(&mm->mmap_sem);