Displaying 1 result from an estimated 1 matches for "690623e1b496".
2020 Jun 12
1
[PATCH 1/2] docs: mm/gup: pin_user_pages.rst: add a "case 5"
On Fri, May 29, 2020 at 04:43:08PM -0700, John Hubbard wrote:
> +CASE 5: Pinning in order to write to the data within the page
> +-------------------------------------------------------------
> +Even though neither DMA nor Direct IO is involved, just a simple case of "pin,
> +access page's data, unpin" can cause a problem. Case 5 may be considered a
> +superset of Case