audk/MdeModulePkg
Henz, Patrick fbbf4206c1 MdeModulePkg/XhciDxe: Non-zero start/stop values in XhcGetElapsedTicks
REF:https://bugzilla.tianocore.org/show_bug.cgi?id=4578

The implementation of XhcGetElapsedTicks did not account for
non-zero start and stop values for the performance counter
timer, potentially resulting in an incorrect elapsed tick
count getting returned to the caller. Account for non-zero
start and stop values when calculating the elapsed tick
count.

Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Signed-off-by: Patrick Henz <patrick.henz@hpe.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Acked-by: Hao A Wu <hao.a.wu@intel.com>
Message-ID: <c3038878c4d30c54e60cce7192cf1aa60c30ad2e.1698770394.git.patrick.henz@hpe.com>

Resolve rebase conflict from commit ff4c49a5ee ("MdeModulePkg/Bus: Fix
XhciDxe Linker Issues", 2023-12-06): rename "mPerformanceCounter*" to
"mXhciPerformanceCounter*".

Signed-off-by: Laszlo Ersek <laszlo.ersek@posteo.net>
2024-12-22 22:10:54 +00:00
..
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Bus MdeModulePkg/XhciDxe: Non-zero start/stop values in XhcGetElapsedTicks 2024-12-22 22:10:54 +00:00
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