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author | Borislav Petkov <[email protected]> | 2022-04-05 17:15:15 +0200 |
---|---|---|
committer | Will Deacon <[email protected]> | 2022-04-08 14:17:57 +0100 |
commit | d02b4dd84e1a90f7f1444d027c0289bf355b0d5a (patch) | |
tree | a1b81b8919f940cc14edb1648ab09e0353bc7206 /tools/perf/scripts/python/Perf-Trace-Util/lib | |
parent | 83bea32ac7ed37bbda58733de61fc9369513f9f9 (diff) |
perf/imx_ddr: Fix undefined behavior due to shift overflowing the constant
Fix:
In file included from <command-line>:0:0:
In function ‘ddr_perf_counter_enable’,
inlined from ‘ddr_perf_irq_handler’ at drivers/perf/fsl_imx8_ddr_perf.c:651:2:
././include/linux/compiler_types.h:352:38: error: call to ‘__compiletime_assert_729’ \
declared with attribute error: FIELD_PREP: mask is not constant
_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
...
See https://lore.kernel.org/r/YkwQ6%[email protected] for the gory
details as to why it triggers with older gccs only.
Signed-off-by: Borislav Petkov <[email protected]>
Cc: Frank Li <[email protected]>
Cc: Will Deacon <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Shawn Guo <[email protected]>
Cc: Sascha Hauer <[email protected]>
Cc: Pengutronix Kernel Team <[email protected]>
Cc: Fabio Estevam <[email protected]>
Cc: NXP Linux Team <[email protected]>
Cc: [email protected]
Acked-by: Will Deacon <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Will Deacon <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib')
0 files changed, 0 insertions, 0 deletions