Displaying 4 results from an estimated 4 matches for "krealloc_array".
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realloc_array
2020 Nov 03
0
[PATCH v2 0/8] slab: provide and use krealloc_array()
...t;bgolaszewski at baylibre.com>
>
> Andy brought to my attention the fact that users allocating an array of
> equally sized elements should check if the size multiplication doesn't
> overflow. This is why we have helpers like kmalloc_array().
>
> However we don't have krealloc_array() equivalent and there are many
> users who do their own multiplication when calling krealloc() for arrays.
>
> This series provides krealloc_array() and uses it in a couple places.
My concern about this is a possible assumption that __GFP_ZERO will
work, and as far as I know, it will no...
2020 Nov 02
0
[PATCH v2 1/8] mm: slab: provide krealloc_array()
On Mon, Nov 02, 2020 at 04:20:30PM +0100, Bartosz Golaszewski wrote:
> +Chunks allocated with `kmalloc` can be resized with `krealloc`. Similarly
> +to `kmalloc_array`: a helper for resising arrays is provided in the form of
> +`krealloc_array`.
Is there any reason you chose to `do_this` instead of do_this()? The
automarkup script turns do_this() into a nice link to the documentation
which you're adding below.
Typo 'resising' resizing.
2020 Nov 02
0
[PATCH v2 8/8] dma-buf: use krealloc_array()
On Mon, Nov 02, 2020 at 04:20:37PM +0100, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski at baylibre.com>
>
> Use the helper that checks for overflows internally instead of manually
> calculating the size of the new array.
...
> + nfences = krealloc_array(fences, i,
> + sizeof(*fences), GFP_KERNEL);
On 80 position is closing parenthesis, which, I think, makes it okay to put on
one line.
--
With Best Regards,
Andy Shevchenko
2020 Nov 03
0
[PATCH v2 0/8] slab: provide and use krealloc_array()
On Tue, Nov 3, 2020 at 12:13 PM Bartosz Golaszewski <brgl at bgdev.pl> wrote:
> On Tue, Nov 3, 2020 at 5:14 AM Joe Perches <joe at perches.com> wrote:
> > On Mon, 2020-11-02 at 16:20 +0100, Bartosz Golaszewski wrote:
> > > From: Bartosz Golaszewski <bgolaszewski at baylibre.com>
> Yeah so I had this concern for devm_krealloc() and even sent a patch
> that