Create __vmalloc_node_try_addr function that tries to allocate at a specific
address and supports caller specified behavior for whether any lazy purging
happens if there is a collision.
Signed-off-by: Rick Edgecombe
---
include/linux/vmalloc.h | 3 +
mm/vmalloc.c| 174 +
On Wed, 2018-06-20 at 15:26 -0700, Matthew Wilcox wrote:
> Not needed:
>
> void warn_alloc(gfp_t gfp_mask, nodemask_t *nodemask, const char
> *fmt, ...)
> {
> ...
> if ((gfp_mask & __GFP_NOWARN) || !__ratelimit(&nopage_rs))
> return;
>
Yes, thanks!
On 06/20/2018 04:05 PM, Kees Cook wrote:
> On Wed, Jun 20, 2018 at 3:44 PM, Randy Dunlap wrote:
>> On 06/20/2018 03:35 PM, Kees Cook wrote:
>>> On Wed, Jun 20, 2018 at 3:16 PM, Randy Dunlap wrote:
On 06/20/2018 03:09 PM, Rick Edgecombe wrote:
> +void *__vmalloc_node_try_addr(unsigned lon
On Wed, Jun 20, 2018 at 3:44 PM, Randy Dunlap wrote:
> On 06/20/2018 03:35 PM, Kees Cook wrote:
>> On Wed, Jun 20, 2018 at 3:16 PM, Randy Dunlap wrote:
>>> On 06/20/2018 03:09 PM, Rick Edgecombe wrote:
+void *__vmalloc_node_try_addr(unsigned long addr, unsigned long size,
+
On 06/20/2018 03:35 PM, Kees Cook wrote:
> On Wed, Jun 20, 2018 at 3:16 PM, Randy Dunlap wrote:
>> On 06/20/2018 03:09 PM, Rick Edgecombe wrote:
>>> +void *__vmalloc_node_try_addr(unsigned long addr, unsigned long size,
>>> + gfp_t gfp_mask, pgprot_t prot, unsigned long vm_flag
On Wed, Jun 20, 2018 at 3:16 PM, Randy Dunlap wrote:
> On 06/20/2018 03:09 PM, Rick Edgecombe wrote:
>> +void *__vmalloc_node_try_addr(unsigned long addr, unsigned long size,
>> + gfp_t gfp_mask, pgprot_t prot, unsigned long vm_flags,
>> + int node, const vo
On Wed, Jun 20, 2018 at 03:09:28PM -0700, Rick Edgecombe wrote:
>
> /**
> + * __vmalloc_try_addr - try to alloc at a specific address
> + * @addr: address to try
> + * @size: size to try
> + * @gfp_mask: flags for the page level allocator
> + * @prot:
On 06/20/2018 03:09 PM, Rick Edgecombe wrote:
> Create __vmalloc_node_try_addr function that tries to allocate at a specific
> address. The implementation relies on __vmalloc_node_range for the bulk of
> the
> work. To keep this function from spamming the logs when an allocation failure
> is fai
Create __vmalloc_node_try_addr function that tries to allocate at a specific
address. The implementation relies on __vmalloc_node_range for the bulk of the
work. To keep this function from spamming the logs when an allocation failure
is fails, __vmalloc_node_range is changed to only warn when __G
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