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| author | Max Filippov <jcmvbkbc@gmail.com> | 2015-03-16 14:40:14 +0300 |
|---|---|---|
| committer | Max Filippov <jcmvbkbc@gmail.com> | 2017-05-01 07:00:10 -0700 |
| commit | f984409a00e7d9aa40af64d7c9619e5de3d980bf (patch) | |
| tree | 5ea7712929934f428eba2d59abf3eda6e6532d2b /arch/xtensa/kernel/entry.S | |
| parent | 0700ed072feffd65212e6a03840d19c4988d6820 (diff) | |
xtensa: use generic tracehooks
Use tracehook_report_syscall_{entry,exit} instead of a local copy of it
in do_syscall_trace. Allow tracehook to cancel syscall by returning
invalid syscall number to the system_call function.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'arch/xtensa/kernel/entry.S')
| -rw-r--r-- | arch/xtensa/kernel/entry.S | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S index f5ef3cc0497c..37a239556889 100644 --- a/arch/xtensa/kernel/entry.S +++ b/arch/xtensa/kernel/entry.S @@ -1899,10 +1899,11 @@ ENTRY(system_call) movi a4, do_syscall_trace_enter s32i a3, a2, PT_SYSCALL callx4 a4 + mov a3, a6 /* syscall = sys_call_table[syscall_nr] */ - movi a4, sys_call_table; + movi a4, sys_call_table movi a5, __NR_syscall_count movi a6, -ENOSYS bgeu a3, a5, 1f |