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Merge branch 'linus' into irq/core, to pick up fixes

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Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2016-03-08 12:26:07 +01:00
parent 16a8083ced e2857b8f11
commit fe36d8912c
1017 changed files with 12743 additions and 7955 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
arch/mips/kernel/binfmt_elfn32.c
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@@ -35,7 +35,7 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
int __res = 1; \
struct elfhdr *__h = (hdr); \
\
if (__h->e_machine != EM_MIPS) \
if (!mips_elf_check_machine(__h)) \
__res = 0; \
if (__h->e_ident[EI_CLASS] != ELFCLASS32) \
__res = 0; \

2
arch/mips/kernel/binfmt_elfo32.c
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@@ -47,7 +47,7 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
int __res = 1; \
struct elfhdr *__h = (hdr); \
\
if (__h->e_machine != EM_MIPS) \
if (!mips_elf_check_machine(__h)) \
__res = 0; \
if (__h->e_ident[EI_CLASS] != ELFCLASS32) \
__res = 0; \

8
arch/mips/kernel/process.c
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@@ -65,12 +65,10 @@ void start_thread(struct pt_regs * regs, unsigned long pc, unsigned long sp)
status = regs->cp0_status & ~(ST0_CU0|ST0_CU1|ST0_FR|KU_MASK);
status |= KU_USER;
regs->cp0_status = status;
clear_used_math();
clear_fpu_owner();
init_dsp();
clear_thread_flag(TIF_USEDMSA);
lose_fpu(0);
clear_thread_flag(TIF_MSA_CTX_LIVE);
disable_msa();
clear_used_math();
init_dsp();
regs->cp0_epc = pc;
regs->regs[29] = sp;
}

2
arch/mips/kernel/r2300_fpu.S
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@@ -125,7 +125,7 @@ LEAF(_restore_fp_context)
END(_restore_fp_context)
.set reorder
.type fault@function
.type fault, @function
.ent fault
fault: li v0, -EFAULT
jr ra

2
arch/mips/kernel/r4k_fpu.S
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@@ -358,7 +358,7 @@ LEAF(_restore_msa_all_upper)
.set reorder
.type fault@function
.type fault, @function
.ent fault
fault: li v0, -EFAULT # failure
jr ra

1
arch/mips/kernel/scall32-o32.S
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@@ -595,3 +595,4 @@ EXPORT(sys_call_table)
PTR sys_userfaultfd
PTR sys_membarrier
PTR sys_mlock2
PTR sys_copy_file_range /* 4360 */

1
arch/mips/kernel/scall64-64.S
View File

@@ -433,4 +433,5 @@ EXPORT(sys_call_table)
PTR sys_userfaultfd
PTR sys_membarrier
PTR sys_mlock2
PTR sys_copy_file_range /* 5320 */
.size sys_call_table,.-sys_call_table

1
arch/mips/kernel/scall64-n32.S
View File

@@ -423,4 +423,5 @@ EXPORT(sysn32_call_table)
PTR sys_userfaultfd
PTR sys_membarrier
PTR sys_mlock2
PTR sys_copy_file_range
.size sysn32_call_table,.-sysn32_call_table

1
arch/mips/kernel/scall64-o32.S
View File

@@ -578,4 +578,5 @@ EXPORT(sys32_call_table)
PTR sys_userfaultfd
PTR sys_membarrier
PTR sys_mlock2
PTR sys_copy_file_range /* 4360 */
.size sys32_call_table,.-sys32_call_table

1
arch/mips/kernel/setup.c
View File

@@ -782,6 +782,7 @@ static inline void prefill_possible_map(void) {}
void __init setup_arch(char **cmdline_p)
{
cpu_probe();
mips_cm_probe();
prom_init();
setup_early_fdc_console();

38
arch/mips/kernel/traps.c
View File

@@ -663,7 +663,7 @@ static int simulate_rdhwr_normal(struct pt_regs *regs, unsigned int opcode)
return -1;
}
static int simulate_rdhwr_mm(struct pt_regs *regs, unsigned short opcode)
static int simulate_rdhwr_mm(struct pt_regs *regs, unsigned int opcode)
{
if ((opcode & MM_POOL32A_FUNC) == MM_RDHWR) {
int rd = (opcode & MM_RS) >> 16;
@@ -690,15 +690,15 @@ static int simulate_sync(struct pt_regs *regs, unsigned int opcode)
asmlinkage void do_ov(struct pt_regs *regs)
{
enum ctx_state prev_state;
siginfo_t info;
siginfo_t info = {
.si_signo = SIGFPE,
.si_code = FPE_INTOVF,
.si_addr = (void __user *)regs->cp0_epc,
};
prev_state = exception_enter();
die_if_kernel("Integer overflow", regs);
info.si_code = FPE_INTOVF;
info.si_signo = SIGFPE;
info.si_errno = 0;
info.si_addr = (void __user *) regs->cp0_epc;
force_sig_info(SIGFPE, &info, current);
exception_exit(prev_state);
}
@@ -874,7 +874,7 @@ out:
void do_trap_or_bp(struct pt_regs *regs, unsigned int code,
const char *str)
{
siginfo_t info;
siginfo_t info = { 0 };
char b[40];
#ifdef CONFIG_KGDB_LOW_LEVEL_TRAP
@@ -903,7 +903,6 @@ void do_trap_or_bp(struct pt_regs *regs, unsigned int code,
else
info.si_code = FPE_INTOVF;
info.si_signo = SIGFPE;
info.si_errno = 0;
info.si_addr = (void __user *) regs->cp0_epc;
force_sig_info(SIGFPE, &info, current);
break;
@@ -1119,11 +1118,12 @@ no_r2_instr:
if (get_isa16_mode(regs->cp0_epc)) {
unsigned short mmop[2] = { 0 };
if (unlikely(get_user(mmop[0], epc) < 0))
if (unlikely(get_user(mmop[0], (u16 __user *)epc + 0) < 0))
status = SIGSEGV;
if (unlikely(get_user(mmop[1], epc) < 0))
if (unlikely(get_user(mmop[1], (u16 __user *)epc + 1) < 0))
status = SIGSEGV;
opcode = (mmop[0] << 16) | mmop[1];
opcode = mmop[0];
opcode = (opcode << 16) | mmop[1];
if (status < 0)
status = simulate_rdhwr_mm(regs, opcode);
@@ -1369,26 +1369,12 @@ asmlinkage void do_cpu(struct pt_regs *regs)
if (unlikely(compute_return_epc(regs) < 0))
break;
if (get_isa16_mode(regs->cp0_epc)) {
unsigned short mmop[2] = { 0 };
if (unlikely(get_user(mmop[0], epc) < 0))
status = SIGSEGV;
if (unlikely(get_user(mmop[1], epc) < 0))
status = SIGSEGV;
opcode = (mmop[0] << 16) | mmop[1];
if (status < 0)
status = simulate_rdhwr_mm(regs, opcode);
} else {
if (!get_isa16_mode(regs->cp0_epc)) {
if (unlikely(get_user(opcode, epc) < 0))
status = SIGSEGV;
if (!cpu_has_llsc && status < 0)
status = simulate_llsc(regs, opcode);
if (status < 0)
status = simulate_rdhwr_normal(regs, opcode);
}
if (status < 0)