Re: [edk2] [RFC] Add EFI lock when creating new gauge record

2017-11-26 Thread Gao, Liming
car...@intel.com>; Daryl McDaniel li...@mc2research.org>; Gao, Liming <liming....@intel.com> >Subject: Re: [edk2] [RFC] Add EFI lock when creating new gauge record > >Hi Star, > >Sorry to make a mistake with the code package :) > >Please see my test results below.

Re: [edk2] [RFC] Add EFI lock when creating new gauge record

2017-11-26 Thread Heyi Guo
edk2-devel-boun...@lists.01.org] On Behalf Of Heyi Guo Sent: Friday, November 24, 2017 3:04 PM To: edk2-devel@lists.01.org Cc: Carsey, Jaben <jaben.car...@intel.com>; Daryl McDaniel <edk2-li...@mc2research.org> Subject: [edk2] [RFC] Add EFI lock when creating new gauge record Hi folk

Re: [edk2] [RFC] Add EFI lock when creating new gauge record

2017-11-26 Thread Zeng, Star
r.z...@intel.com>; edk2-devel@lists.01.org Cc: Carsey, Jaben <jaben.car...@intel.com>; Daryl McDaniel <edk2-li...@mc2research.org>; Gao, Liming <liming@intel.com> Subject: Re: [edk2] [RFC] Add EFI lock when creating new gauge record Hi Star, Sorry to make a mistake with the cod

Re: [edk2] [RFC] Add EFI lock when creating new gauge record

2017-11-25 Thread Heyi Guo
ehalf Of Heyi Guo Sent: Friday, November 24, 2017 3:04 PM To: edk2-devel@lists.01.org Cc: Carsey, Jaben <jaben.car...@intel.com>; Daryl McDaniel <edk2-li...@mc2research.org> Subject: [edk2] [RFC] Add EFI lock when creating new gauge record Hi folks, We got occasional system excep

Re: [edk2] [RFC] Add EFI lock when creating new gauge record

2017-11-24 Thread Zeng, Star
Original Message- From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of Heyi Guo Sent: Friday, November 24, 2017 3:04 PM To: edk2-devel@lists.01.org Cc: Carsey, Jaben <jaben.car...@intel.com>; Daryl McDaniel <edk2-li...@mc2research.org> Subject: [edk2] [RFC] Add

[edk2] [RFC] Add EFI lock when creating new gauge record

2017-11-23 Thread Heyi Guo
Hi folks, We got occasional system exceptions after enabling performance measuring feature in edk2. After debugging, we found there is potential memory overflow in DXE/DXE_CORE PerformanceLib when PERF_START is reentered, and reentrance is possible since we are supporting something like USB