Commit 63cf05a1 authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Borislav Petkov
Browse files

x86/fpu/xstate: Mark all init only functions __init 



No point to keep them around after boot.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarBorislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20211015011539.017919252@linutronix.de
parent ffd3e504

arch/x86/kernel/fpu/xstate.c

+5 −5
Original line number Diff line number Diff line
@@ -462,7 +462,7 @@ static int validate_user_xstate_header(const struct xstate_header *hdr) 
	return 0;

}



static void __xstate_dump_leaves(void)

static void __init __xstate_dump_leaves(void)

{

	int i;

	u32 eax, ebx, ecx, edx;
@@ -502,7 +502,7 @@ static void __xstate_dump_leaves(void) 
 * that our software representation matches what the CPU

 * tells us about the state's size.

 */

static void check_xstate_against_struct(int nr)

static void __init check_xstate_against_struct(int nr)

{

	/*

	 * Ask the CPU for the size of the state.
@@ -544,7 +544,7 @@ static void check_xstate_against_struct(int nr) 
 * covered by these checks. Only the size of the buffer for task->fpu

 * is checked here.

 */

static void do_extra_xstate_size_checks(void)

static void __init do_extra_xstate_size_checks(void)

{

	int paranoid_xstate_size = FXSAVE_SIZE + XSAVE_HDR_SIZE;

	int i;
@@ -646,7 +646,7 @@ static unsigned int __init get_xsave_size(void) 
 * Will the runtime-enumerated 'xstate_size' fit in the init

 * task's statically-allocated buffer?

 */

static bool is_supported_xstate_size(unsigned int test_xstate_size)

static bool __init is_supported_xstate_size(unsigned int test_xstate_size)

{

	if (test_xstate_size <= sizeof(union fpregs_state))

		return true;
@@ -691,7 +691,7 @@ static int __init init_xstate_size(void) 
 * We enabled the XSAVE hardware, but something went wrong and

 * we can not use it.  Disable it.

 */

static void fpu__init_disable_system_xstate(void)

static void __init fpu__init_disable_system_xstate(void)

{

	xfeatures_mask_all = 0;

	cr4_clear_bits(X86_CR4_OSXSAVE);