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| author |   Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-05-21 10:44:12 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-05-22 14:37:24 +1000 |
| commit | 6749ef0b8b1f8aa72cc93c874edef39f4c0533ba (patch) | |
| tree | 117bf154f5c9026a3a0432c2b0de104e230ff37e /Documentation/powerpc/ptrace.txt | |
| parent | powerpc: Fixing a cputhread code documentation (diff) | |
| download | linux-dev-6749ef0b8b1f8aa72cc93c874edef39f4c0533ba.tar.xz linux-dev-6749ef0b8b1f8aa72cc93c874edef39f4c0533ba.zip | |
Revert "powerpc/hw-breakpoint: Use generic hw-breakpoint interfaces for new PPC ptrace flags"
This reverts commit 1b788400bbcbfe25280dc0b8000d2142bfe3be3b.
It causes oopses when passed incorrect arguments and has a
design fault using IPIs with interrupts disabled.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
Diffstat (limited to '')
| -rw-r--r-- | Documentation/powerpc/ptrace.txt | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/Documentation/powerpc/ptrace.txt b/Documentation/powerpc/ptrace.txt index f2a7a3919772..f4a5499b7bc6 100644 --- a/Documentation/powerpc/ptrace.txt +++ b/Documentation/powerpc/ptrace.txt @@ -127,22 +127,6 @@ Some examples of using the structure to: p.addr2 = (uint64_t) end_range; p.condition_value = 0; -- set a watchpoint in server processors (BookS) - - p.version = 1; - p.trigger_type = PPC_BREAKPOINT_TRIGGER_RW; - p.addr_mode = PPC_BREAKPOINT_MODE_RANGE_INCLUSIVE; - or - p.addr_mode = PPC_BREAKPOINT_MODE_EXACT; - - p.condition_mode = PPC_BREAKPOINT_CONDITION_NONE; - p.addr = (uint64_t) begin_range; - /* For PPC_BREAKPOINT_MODE_RANGE_INCLUSIVE addr2 needs to be specified, where - * addr2 - addr <= 8 Bytes. - */ - p.addr2 = (uint64_t) end_range; - p.condition_value = 0; - 3. PTRACE_DELHWDEBUG Takes an integer which identifies an existing breakpoint or watchpoint |