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| author | David Howells <dhowells@redhat.com> | 2009-06-11 13:05:24 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-11 09:01:26 -0700 |
| commit | 4a3b98932270f5d69f2c081924e356325ed704d9 (patch) | |
| tree | e2a8e37a37ed7e3be32c12ea233ea18c389549d0 /arch/frv/kernel/entry.S | |
| parent | 24ceb7e8a6c5dd6e32ac3d43a2424542c97989f5 (diff) | |
| download | kernel_samsung_smdk4412-4a3b98932270f5d69f2c081924e356325ed704d9.zip kernel_samsung_smdk4412-4a3b98932270f5d69f2c081924e356325ed704d9.tar.gz kernel_samsung_smdk4412-4a3b98932270f5d69f2c081924e356325ed704d9.tar.bz2 | |
FRV: Implement new-style ptrace
Implement the new-style ptrace for FRV, including adding appropriate
tracehooks.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/frv/kernel/entry.S')
| -rw-r--r-- | arch/frv/kernel/entry.S | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S index 268dfbd..356e0e3 100644 --- a/arch/frv/kernel/entry.S +++ b/arch/frv/kernel/entry.S @@ -1149,11 +1149,10 @@ __entry_work_notifysig: # perform syscall entry tracing __syscall_trace_entry: LEDS 0x6320 - setlos.p #0,gr8 - call do_syscall_trace + call syscall_trace_entry - ldi @(gr28,#REG_SYSCALLNO),gr7 - lddi @(gr28,#REG_GR(8)) ,gr8 + lddi.p @(gr28,#REG_GR(8)) ,gr8 + ori gr8,#0,gr7 ; syscall_trace_entry() returned new syscallno lddi @(gr28,#REG_GR(10)),gr10 lddi.p @(gr28,#REG_GR(12)),gr12 @@ -1168,11 +1167,10 @@ __syscall_exit_work: beq icc0,#1,__entry_work_pending movsg psr,gr23 - andi gr23,#~PSR_PIL,gr23 ; could let do_syscall_trace() call schedule() + andi gr23,#~PSR_PIL,gr23 ; could let syscall_trace_exit() call schedule() movgs gr23,psr - setlos.p #1,gr8 - call do_syscall_trace + call syscall_trace_exit bra __entry_resume_userspace __syscall_badsys: |