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SubjectRe: [PATCH 3/9] perf, tools: Add support for reading JSON event files v3
On Fri, Jun 27, 2014 at 04:15:58PM -0700, Andi Kleen wrote:
> From: Andi Kleen <ak@linux.intel.com>
>
> Add a parser for Intel style JSON event files. This allows
> to use an Intel event list directly with perf. The Intel
> event lists can be quite large and are too big to store
> in unswappable kernel memory.
>
> The parser code knows how to convert the JSON fields
> to perf fields. The conversion code is straight forward.
> It knows (very little) Intel specific information, and can be easily
> extended to handle fields for other CPUs.
>
> The parser code is partially shared with an independent parsing
> library, which is 2-clause BSD licenced. To avoid any conflicts I marked
> those files as BSD licenced too. As part of perf they become GPLv2.

this change breaks compilation, which is probably fixed later on in patchset

CC util/jevents.o
util/jevents.c: In function ‘lookup_msr’:
util/jevents.c:140:2: error: unknown type name ‘bool’
static bool warned;
^
util/jevents.c:148:12: error: ‘true’ undeclared (first use in this function)
warned = true;
^
util/jevents.c:148:12: note: each undeclared identifier is reported only once for each function it appears in
util/jevents.c:149:3: error: implicit declaration of function ‘pr_err’ [-Werror=implicit-function-declaration]
pr_err("Unknown MSR in event file %.*s\n",
^
util/jevents.c:149:3: error: nested extern declaration of ‘pr_err’ [-Werror=nested-externs]
cc1: all warnings being treated as errors
make[1]: *** [util/jevents.o] Error 1
make: *** [all] Error 2


jirka
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