[vbox-dev] rflags missing in debug core dump

Ramshankar ramshankar.venkataraman at oracle.com
Tue Jun 7 09:45:35 GMT 2016


Hi,

You're right, the rflags is missing in the dump. The patch looks good.

Please confirm if you're releasing this patch under MIT so we may apply 
it right away.

Thanks & Regards,
Ram.


On 06/06/2016 02:49 PM, samuele.defrancesco wrote:
> Hi,
>
> I noticed the standardized CPU dump struct does not contain rflags 
> register field. If I am right, the following patch should fix the 
> problem.
>
> Index: include/VBox/vmm/dbgfcorefmt.h
> ===================================================================
> --- include/VBox/vmm/dbgfcorefmt.h    (revision 61473)
> +++ include/VBox/vmm/dbgfcorefmt.h    (working copy)
> @@ -48,7 +48,7 @@
>  /** DBGCORECOREDESCRIPTOR::u32Magic. */
>  #define DBGFCORE_MAGIC          UINT32_C(0xc01ac0de)
>  /** DBGCORECOREDESCRIPTOR::u32FmtVersion. */
> -#define DBGFCORE_FMT_VERSION    UINT32_C(0x00010003)
> +#define DBGFCORE_FMT_VERSION    UINT32_C(0x00010004)
>
>  /**
>   * An x86 segment selector.
> @@ -100,6 +100,7 @@
>      uint64_t            rip;
>      uint64_t            rsp;
>      uint64_t            rbp;
> +    uint64_t            rflags;
>      DBGFCORESEL         cs;
>      DBGFCORESEL         ds;
>      DBGFCORESEL         es;
> Index: src/VBox/VMM/VMMR3/DBGFCoreWrite.cpp
> ===================================================================
> --- src/VBox/VMM/VMMR3/DBGFCoreWrite.cpp    (revision 61473)
> +++ src/VBox/VMM/VMMR3/DBGFCoreWrite.cpp    (working copy)
> @@ -344,6 +344,7 @@
>      pDbgfCpu->rip             = pCtx->rip;
>      pDbgfCpu->rsp             = pCtx->rsp;
>      pDbgfCpu->rbp             = pCtx->rbp;
> +    pDbgfCpu->rflags          = pCtx->rflags.u;
>      DBGFCOPYSEL(pDbgfCpu->cs, pCtx->cs);
>      DBGFCOPYSEL(pDbgfCpu->ds, pCtx->ds);
>      DBGFCOPYSEL(pDbgfCpu->es, pCtx->es);
>
>
> Regards,
>     Sam
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