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usb: gadget: f_mtp: Avoid race between mtp_read and mtp_function_disable
[GitHub/exynos8895/android_kernel_samsung_universal8895.git]
/
arch
/
arm64
/
include
/
asm
/
asm-uaccess.h
1
#ifndef __ASM_ASM_UACCESS_H
2
#define __ASM_ASM_UACCESS_H
3
4
/*
5
* Remove the address tag from a virtual address, if present.
6
*/
7
.
macro clear_address_tag
,
dst
,
addr
8
tst
\a
ddr
,
#(1 << 55)
9
bic \dst
,
\a
ddr
,
#(0xff << 56)
10
csel \dst
,
\dst
,
\a
ddr
,
eq
11
.
endm
12
13
#endif