Re: [Qemu-devel] [PATCH v3 0/2] hostmem-file: reject invalid pmem file sizes

[Pankaj Gupta]

> 
> v3:
>  * Added Patch 1 by Igor [Wei]
>  * Moved pmem size check after mem_path check [Wei]
> 
> Guests started with NVDIMMs larger than the underlying host file produce
> confusing errors inside the guest.  This happens because the guest
> accesses pages beyond the end of the file.
> 
> Check the pmem file size on startup and print a clear error message if
> the size is invalid.
> 
> Igor Mammedov (1):
>   hostmem: simplify ifdef-s in file_backend_memory_alloc()
> 
> Stefan Hajnoczi (1):
>   hostmem-file: reject invalid pmem file sizes
> 
>  include/qemu/osdep.h    | 13 ++++++++++
>  backends/hostmem-file.c | 32 +++++++++++++++++++++----
>  util/oslib-posix.c      | 53 +++++++++++++++++++++++++++++++++++++++++
>  util/oslib-win32.c      |  5 ++++
>  4 files changed, 98 insertions(+), 5 deletions(-)
> 
> --
> 2.20.1

Both the patches look good to me.
Reviewed-by: Pankaj Gupta <address@hidden>