korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-17 09:14:19 +08:00
Code Issues Packages Projects Releases Wiki Activity

[PATCH] Add sparse annotation to vsyscall.c

Browse Source 
Fixes

linux/arch/x86_64/kernel/vsyscall.c:276:7: warning: constant 0x0f40000000000 is so big it is long
linux/arch/x86_64/kernel/vsyscall.c:80:14: warning: incorrect type in argument 1 (different address spaces)
linux/arch/x86_64/kernel/vsyscall.c:80:14:    expected void const volatile [noderef] *addr<asn:2>
linux/arch/x86_64/kernel/vsyscall.c:80:14:    got void *<noident>
linux/arch/x86_64/kernel/vsyscall.c:200:7: warning: incorrect type in assignment (different address spaces)
linux/arch/x86_64/kernel/vsyscall.c:200:7:    expected unsigned short [usertype] *map1
linux/arch/x86_64/kernel/vsyscall.c:200:7:    got void [noderef] *<asn:2>
linux/arch/x86_64/kernel/vsyscall.c:203:7: warning: incorrect type in assignment (different address spaces)
linux/arch/x86_64/kernel/vsyscall.c:203:7:    expected unsigned short [usertype] *map2
linux/arch/x86_64/kernel/vsyscall.c:203:7:    got void [noderef] *<asn:2>
linux/arch/x86_64/kernel/vsyscall.c:215:10: warning: incorrect type in argument 1 (different address spaces)
linux/arch/x86_64/kernel/vsyscall.c:215:10:    expected void volatile [noderef] *addr<asn:2>
linux/arch/x86_64/kernel/vsyscall.c:215:10:    got unsigned short [usertype] *map2
linux/arch/x86_64/kernel/vsyscall.c:217:10: warning: incorrect type in argument 1 (different address spaces)
linux/arch/x86_64/kernel/vsyscall.c:217:10:    expected void volatile [noderef] *addr<asn:2>
linux/arch/x86_64/kernel/vsyscall.c:217:10:    got unsigned short [usertype] *map1

Signed-off-by: Andi Kleen <ak@suse.de>
This commit is contained in:
Andi Kleen 2006-09-26 10:52:33 +02:00 committed by Andi Kleen
parent 3bd4d18cba
commit 131cfd7bd5
1 changed files with 8 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
arch/x86_64/kernel/vsyscall.c
View File

@ -77,7 +77,8 @@ static __always_inline void do_vgettimeofday(struct timeval * tv)
__vxtime.tsc_quot) >> 32;
/* See comment in x86_64 do_gettimeofday. */
} else {
usec += ((readl((void *)fix_to_virt(VSYSCALL_HPET) + 0xf0) -
usec += ((readl((void __iomem *)
fix_to_virt(VSYSCALL_HPET) + 0xf0) -
__vxtime.last) * __vxtime.quot) >> 32;
}
} while (read_seqretry(&__xtime_lock, sequence));
@ -191,7 +192,8 @@ static int vsyscall_sysctl_change(ctl_table *ctl, int write, struct file * filp,
void __user *buffer, size_t *lenp, loff_t *ppos)
{
extern u16 vsysc1, vsysc2;
u16 *map1, *map2;
u16 __iomem *map1;
u16 __iomem *map2;
int ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
if (!write)
return ret;
@ -206,11 +208,11 @@ static int vsyscall_sysctl_change(ctl_table *ctl, int write, struct file * filp,
goto out;
}
if (!sysctl_vsyscall) {
*map1 = SYSCALL;
*map2 = SYSCALL;
writew(SYSCALL, map1);
writew(SYSCALL, map2);
} else {
*map1 = NOP2;
*map2 = NOP2;
writew(NOP2, map1);
writew(NOP2, map2);
}
iounmap(map2);
out: