Messages in this thread |  | | Date | Thu, 14 Nov 2013 09:13:28 -0500 | From | David Long <> | Subject | Re: [PATCH v2 07/13] ARM: move generic thumb instruction parsing code to new files for use by other features |
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On 11/13/13 12:09, Jon Medhurst (Tixy) wrote: > On Tue, 2013-10-15 at 17:04 -0400, David Long wrote: >> From: "David A. Long" <dave.long@linaro.org> >> >> Move the thumb version of the kprobes instruction parsing code into more generic > > This patch is moving the 'ARM' instructions, not 'thumb' instructions, > so both description and title needs fixing for that.
Indeed. I've fixed it for the next version.
> Actually, after looking at patch 08/13, that one seems to erroneously > include the thumb reorg, I'm guessing that was meant to be in this patch > instead, or in a standalone patch?
I've now broken the thumb reorg out into its own patch with appropriate description.
>> files from where it can be used by uprobes and possibly other subsystems. The >> symbol names will be made more generic in a subsequent part of this patchset. >> >> Signed-off-by: David A. Long <dave.long@linaro.org> >> --- >> arch/arm/include/asm/probes.h | 2 + >> arch/arm/kernel/Makefile | 4 +- >> arch/arm/kernel/kprobes-arm.c | 723 +------------------------------------- >> arch/arm/kernel/kprobes-common.c | 422 +--------------------- >> arch/arm/kernel/kprobes-test.c | 1 + >> arch/arm/kernel/kprobes-thumb.c | 1 + >> arch/arm/kernel/kprobes.c | 1 + >> arch/arm/kernel/kprobes.h | 372 -------------------- >> arch/arm/kernel/probes-arm.c | 730 +++++++++++++++++++++++++++++++++++++++ >> arch/arm/kernel/probes-arm.h | 38 ++ >> arch/arm/kernel/probes.c | 441 +++++++++++++++++++++++ >> arch/arm/kernel/probes.h | 395 +++++++++++++++++++++ >> 12 files changed, 1622 insertions(+), 1508 deletions(-) >> create mode 100644 arch/arm/kernel/probes-arm.c >> create mode 100644 arch/arm/kernel/probes-arm.h >> create mode 100644 arch/arm/kernel/probes.c >> create mode 100644 arch/arm/kernel/probes.h > > A git tip: if you use the -C argument with git format-patch (and > send-email I assume) then it will detect files which are copies of > others and produce a much smaller patch, as well as a more informative > file summary. I believe that this is OK for submissions posted to > mailing lists, I know that I've seen people regularly reminded to use -M > (which detects file renames). > > [...]
I will give this a try with the next round.
> >> --- a/arch/arm/kernel/kprobes-arm.c >> +++ b/arch/arm/kernel/kprobes-arm.c >> @@ -63,10 +63,8 @@ >> #include <linux/module.h> >> >> #include "kprobes.h" >> - >> -#define sign_extend(x, signbit) ((x) | (0 - ((x) & (1 << (signbit))))) >> - >> -#define branch_displacement(insn) sign_extend(((insn) & 0xffffff) << 2, 25) >> +#include "probes.h" > > Rather than include "probes.h" after "kprobes.h" here, (and in the other > 7 places in this patch, and other patches) I think it would make more > sense to have kprobes.h include probes.h as kprobes code is always going > to depend on the new generic probe functions.
Suggested change applied for next version.
-dl
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