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Merge branch 'linus' into locking/core, to pick up upstream fixes

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Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2021-02-12 12:54:51 +01:00
parent 6c80408a8a dcc0b49040
commit 62137364e3
1620 changed files with 19161 additions and 9538 deletions
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24
include/linux/syscalls.h
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@@ -251,6 +251,30 @@ static inline int is_syscall_trace_event(struct trace_event_call *tp_event)
static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))
#endif /* __SYSCALL_DEFINEx */
/* For split 64-bit arguments on 32-bit architectures */
#ifdef __LITTLE_ENDIAN
#define SC_ARG64(name) u32, name##_lo, u32, name##_hi
#else
#define SC_ARG64(name) u32, name##_hi, u32, name##_lo
#endif
#define SC_VAL64(type, name) ((type) name##_hi << 32 | name##_lo)
#ifdef CONFIG_COMPAT
#define SYSCALL32_DEFINE1 COMPAT_SYSCALL_DEFINE1
#define SYSCALL32_DEFINE2 COMPAT_SYSCALL_DEFINE2
#define SYSCALL32_DEFINE3 COMPAT_SYSCALL_DEFINE3
#define SYSCALL32_DEFINE4 COMPAT_SYSCALL_DEFINE4
#define SYSCALL32_DEFINE5 COMPAT_SYSCALL_DEFINE5
#define SYSCALL32_DEFINE6 COMPAT_SYSCALL_DEFINE6
#else
#define SYSCALL32_DEFINE1 SYSCALL_DEFINE1
#define SYSCALL32_DEFINE2 SYSCALL_DEFINE2
#define SYSCALL32_DEFINE3 SYSCALL_DEFINE3
#define SYSCALL32_DEFINE4 SYSCALL_DEFINE4
#define SYSCALL32_DEFINE5 SYSCALL_DEFINE5
#define SYSCALL32_DEFINE6 SYSCALL_DEFINE6
#endif
/*
* Called before coming back to user-mode. Returning to user-mode with an
* address limit different than USER_DS can allow to overwrite kernel memory.