Pull compat and uaccess updates from Al Viro:
- {get,put}_compat_sigset() series
- assorted compat ioctl stuff
- more set_fs() elimination
- a few more timespec64 conversions
- several removals of pointless access_ok() in places where it was
followed only by non-__ variants of primitives
* 'misc.compat' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (24 commits)
coredump: call do_unlinkat directly instead of sys_unlink
fs: expose do_unlinkat for built-in callers
ext4: take handling of EXT4_IOC_GROUP_ADD into a helper, get rid of set_fs()
ipmi: get rid of pointless access_ok()
pi433: sanitize ioctl
cxlflash: get rid of pointless access_ok()
mtdchar: get rid of pointless access_ok()
r128: switch compat ioctls to drm_ioctl_kernel()
selection: get rid of field-by-field copyin
VT_RESIZEX: get rid of field-by-field copyin
i2c compat ioctls: move to ->compat_ioctl()
sched_rr_get_interval(): move compat to native, get rid of set_fs()
mips: switch to {get,put}_compat_sigset()
sparc: switch to {get,put}_compat_sigset()
s390: switch to {get,put}_compat_sigset()
ppc: switch to {get,put}_compat_sigset()
parisc: switch to {get,put}_compat_sigset()
get_compat_sigset()
get rid of {get,put}_compat_itimerspec()
io_getevents: Use timespec64 to represent timeouts
...
30 lines
640 B
C
30 lines
640 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ASM_COMPAT_SIGNAL_H
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#define __ASM_COMPAT_SIGNAL_H
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#include <linux/bug.h>
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#include <linux/compat.h>
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#include <linux/compiler.h>
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#include <asm/signal.h>
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#include <asm/siginfo.h>
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#include <linux/uaccess.h>
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static inline int __copy_conv_sigset_to_user(compat_sigset_t __user *d,
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const sigset_t *s)
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{
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BUILD_BUG_ON(sizeof(*d) != sizeof(*s));
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BUILD_BUG_ON(_NSIG_WORDS != 2);
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return put_compat_sigset(d, s, sizeof(*d));
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}
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static inline int __copy_conv_sigset_from_user(sigset_t *d,
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const compat_sigset_t __user *s)
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{
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return get_compat_sigset(d, s);
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}
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#endif /* __ASM_COMPAT_SIGNAL_H */
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