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Commit 26ccb8a7 authored by Glauber Costa's avatar Glauber Costa Committed by Ingo Molnar
Browse files

x86: rename threadinfo to TI. 



This is for consistency with i386.

Signed-off-by: default avatarGlauber Costa <gcosta@redhat.com>
Signed-off-by: default avatarH. Peter Anvin <hpa@zytor.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 92628753

arch/x86/ia32/ia32entry.S

+14 −11
Original line number Diff line number Diff line
@@ -116,7 +116,7 @@ ENTRY(ia32_sysenter_target) 
	pushfq

	CFI_ADJUST_CFA_OFFSET 8

	/*CFI_REL_OFFSET rflags,0*/

	movl	8*3-THREAD_SIZE+threadinfo_sysenter_return(%rsp), %r10d

	movl	8*3-THREAD_SIZE+TI_sysenter_return(%rsp), %r10d

	CFI_REGISTER rip,r10

	pushq	$__USER32_CS

	CFI_ADJUST_CFA_OFFSET 8
@@ -136,8 +136,9 @@ ENTRY(ia32_sysenter_target) 
 	.quad 1b,ia32_badarg

 	.previous	

	GET_THREAD_INFO(%r10)

	orl    $TS_COMPAT,threadinfo_status(%r10)

	testl  $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP),threadinfo_flags(%r10)

	orl    $TS_COMPAT,TI_status(%r10)

	testl  $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP), \

		 TI_flags(%r10)

	CFI_REMEMBER_STATE

	jnz  sysenter_tracesys

sysenter_do_call:
@@ -149,9 +150,9 @@ sysenter_do_call: 
	GET_THREAD_INFO(%r10)

	DISABLE_INTERRUPTS(CLBR_NONE)

	TRACE_IRQS_OFF

	testl	$_TIF_ALLWORK_MASK,threadinfo_flags(%r10)

	testl	$_TIF_ALLWORK_MASK,TI_flags(%r10)

	jnz	int_ret_from_sys_call

	andl    $~TS_COMPAT,threadinfo_status(%r10)

	andl    $~TS_COMPAT,TI_status(%r10)

	/* clear IF, that popfq doesn't enable interrupts early */

	andl  $~0x200,EFLAGS-R11(%rsp) 

	movl	RIP-R11(%rsp),%edx		/* User %eip */
@@ -240,8 +241,9 @@ ENTRY(ia32_cstar_target) 
	.quad 1b,ia32_badarg

	.previous	

	GET_THREAD_INFO(%r10)

	orl   $TS_COMPAT,threadinfo_status(%r10)

	testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP),threadinfo_flags(%r10)

	orl   $TS_COMPAT,TI_status(%r10)

	testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP), \

		TI_flags(%r10)

	CFI_REMEMBER_STATE

	jnz   cstar_tracesys

cstar_do_call:
@@ -253,9 +255,9 @@ cstar_do_call: 
	GET_THREAD_INFO(%r10)

	DISABLE_INTERRUPTS(CLBR_NONE)

	TRACE_IRQS_OFF

	testl $_TIF_ALLWORK_MASK,threadinfo_flags(%r10)

	testl $_TIF_ALLWORK_MASK,TI_flags(%r10)

	jnz  int_ret_from_sys_call

	andl $~TS_COMPAT,threadinfo_status(%r10)

	andl $~TS_COMPAT,TI_status(%r10)

	RESTORE_ARGS 1,-ARG_SKIP,1,1,1

	movl RIP-ARGOFFSET(%rsp),%ecx

	CFI_REGISTER rip,rcx
@@ -333,8 +335,9 @@ ENTRY(ia32_syscall) 
	   this could be a problem. */

	SAVE_ARGS 0,0,1

	GET_THREAD_INFO(%r10)

	orl   $TS_COMPAT,threadinfo_status(%r10)

	testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP),threadinfo_flags(%r10)

	orl   $TS_COMPAT,TI_status(%r10)

	testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP), \

		TI_flags(%r10)

	jnz ia32_tracesys

ia32_do_syscall:	

	cmpl $(IA32_NR_syscalls-1),%eax

arch/x86/kernel/asm-offsets_64.c

+1 −1
Original line number Diff line number Diff line
@@ -34,7 +34,7 @@ int main(void) 
	ENTRY(pid);

	BLANK();

#undef ENTRY

#define ENTRY(entry) DEFINE(threadinfo_ ## entry, offsetof(struct thread_info, entry))

#define ENTRY(entry) DEFINE(TI_ ## entry, offsetof(struct thread_info, entry))

	ENTRY(flags);

	ENTRY(addr_limit);

	ENTRY(preempt_count);

arch/x86/kernel/entry_64.S

+12 −11
Original line number Diff line number Diff line
@@ -168,13 +168,13 @@ ENTRY(ret_from_fork) 
	CFI_ADJUST_CFA_OFFSET -4

	call schedule_tail

	GET_THREAD_INFO(%rcx)

	testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT),threadinfo_flags(%rcx)

	testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT),TI_flags(%rcx)

	jnz rff_trace

rff_action:	

	RESTORE_REST

	testl $3,CS-ARGOFFSET(%rsp)	# from kernel_thread?

	je   int_ret_from_sys_call

	testl $_TIF_IA32,threadinfo_flags(%rcx)

	testl $_TIF_IA32,TI_flags(%rcx)

	jnz  int_ret_from_sys_call

	RESTORE_TOP_OF_STACK %rdi,ARGOFFSET

	jmp ret_from_sys_call
@@ -243,7 +243,8 @@ ENTRY(system_call_after_swapgs) 
	movq  %rcx,RIP-ARGOFFSET(%rsp)

	CFI_REL_OFFSET rip,RIP-ARGOFFSET

	GET_THREAD_INFO(%rcx)

	testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP),threadinfo_flags(%rcx)

	testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP), \

		TI_flags(%rcx)

	jnz tracesys

	cmpq $__NR_syscall_max,%rax

	ja badsys
@@ -262,7 +263,7 @@ sysret_check: 
	GET_THREAD_INFO(%rcx)

	DISABLE_INTERRUPTS(CLBR_NONE)

	TRACE_IRQS_OFF

	movl threadinfo_flags(%rcx),%edx

	movl TI_flags(%rcx),%edx

	andl %edi,%edx

	jnz  sysret_careful 

	CFI_REMEMBER_STATE
@@ -347,10 +348,10 @@ int_ret_from_sys_call: 
int_with_check:

	LOCKDEP_SYS_EXIT_IRQ

	GET_THREAD_INFO(%rcx)

	movl threadinfo_flags(%rcx),%edx

	movl TI_flags(%rcx),%edx

	andl %edi,%edx

	jnz   int_careful

	andl    $~TS_COMPAT,threadinfo_status(%rcx)

	andl    $~TS_COMPAT,TI_status(%rcx)

	jmp   retint_swapgs



	/* Either reschedule or signal or syscall exit tracking needed. */
@@ -558,7 +559,7 @@ retint_with_reschedule: 
	movl $_TIF_WORK_MASK,%edi

retint_check:

	LOCKDEP_SYS_EXIT_IRQ

	movl threadinfo_flags(%rcx),%edx

	movl TI_flags(%rcx),%edx

	andl %edi,%edx

	CFI_REMEMBER_STATE

	jnz  retint_careful
@@ -654,9 +655,9 @@ retint_signal: 
	/* Returning to kernel space. Check if we need preemption */

	/* rcx:	 threadinfo. interrupts off. */

ENTRY(retint_kernel)

	cmpl $0,threadinfo_preempt_count(%rcx)

	cmpl $0,TI_preempt_count(%rcx)

	jnz  retint_restore_args

	bt  $TIF_NEED_RESCHED,threadinfo_flags(%rcx)

	bt  $TIF_NEED_RESCHED,TI_flags(%rcx)

	jnc  retint_restore_args

	bt   $9,EFLAGS-ARGOFFSET(%rsp)	/* interrupts off? */

	jnc  retint_restore_args
@@ -819,7 +820,7 @@ paranoid_restore\trace: 
	jmp irq_return

paranoid_userspace\trace:

	GET_THREAD_INFO(%rcx)

	movl threadinfo_flags(%rcx),%ebx

	movl TI_flags(%rcx),%ebx

	andl $_TIF_WORK_MASK,%ebx

	jz paranoid_swapgs\trace

	movq %rsp,%rdi			/* &pt_regs */
@@ -917,7 +918,7 @@ error_exit: 
	testl %eax,%eax

	jne  retint_kernel

	LOCKDEP_SYS_EXIT_IRQ

	movl  threadinfo_flags(%rcx),%edx

	movl  TI_flags(%rcx),%edx

	movl  $_TIF_WORK_MASK,%edi

	andl  %edi,%edx

	jnz  retint_careful

arch/x86/lib/copy_user_64.S

+2 −2
Original line number Diff line number Diff line
@@ -40,7 +40,7 @@ ENTRY(copy_to_user) 
	movq %rdi,%rcx

	addq %rdx,%rcx

	jc  bad_to_user

	cmpq threadinfo_addr_limit(%rax),%rcx

	cmpq TI_addr_limit(%rax),%rcx

	jae bad_to_user

	xorl %eax,%eax	/* clear zero flag */

	ALTERNATIVE_JUMP X86_FEATURE_REP_GOOD,copy_user_generic_unrolled,copy_user_generic_string
@@ -65,7 +65,7 @@ ENTRY(copy_from_user) 
	movq %rsi,%rcx

	addq %rdx,%rcx

	jc  bad_from_user

	cmpq threadinfo_addr_limit(%rax),%rcx

	cmpq TI_addr_limit(%rax),%rcx

	jae  bad_from_user

	movl $1,%ecx	/* set zero flag */

	ALTERNATIVE_JUMP X86_FEATURE_REP_GOOD,copy_user_generic_unrolled,copy_user_generic_string

arch/x86/lib/getuser_64.S

+4 −4
Original line number Diff line number Diff line
@@ -37,7 +37,7 @@ 
ENTRY(__get_user_1)

	CFI_STARTPROC

	GET_THREAD_INFO(%rdx)

	cmpq threadinfo_addr_limit(%rdx),%rax

	cmpq TI_addr_limit(%rdx),%rax

	jae bad_get_user

1:	movzb (%rax),%edx

	xorl %eax,%eax
@@ -50,7 +50,7 @@ ENTRY(__get_user_2) 
	addq $1,%rax

	jc bad_get_user

	GET_THREAD_INFO(%rdx)

	cmpq threadinfo_addr_limit(%rdx),%rax

	cmpq TI_addr_limit(%rdx),%rax

	jae bad_get_user

2:	movzwl -1(%rax),%edx

	xorl %eax,%eax
@@ -63,7 +63,7 @@ ENTRY(__get_user_4) 
	addq $3,%rax

	jc bad_get_user

	GET_THREAD_INFO(%rdx)

	cmpq threadinfo_addr_limit(%rdx),%rax

	cmpq TI_addr_limit(%rdx),%rax

	jae bad_get_user

3:	movl -3(%rax),%edx

	xorl %eax,%eax
@@ -76,7 +76,7 @@ ENTRY(__get_user_8) 
	addq $7,%rax

	jc bad_get_user

	GET_THREAD_INFO(%rdx)

	cmpq threadinfo_addr_limit(%rdx),%rax

	cmpq TI_addr_limit(%rdx),%rax

	jae	bad_get_user

4:	movq -7(%rax),%rdx

	xorl %eax,%eax