Messages in this thread | | | Date | Fri, 28 Sep 2012 18:29:03 +0400 | From | Glauber Costa <> | Subject | Re: [PATCH] make GFP_NOTRACK flag unconditional |
| |
On 09/28/2012 06:28 PM, Christoph Lameter wrote: > On Fri, 28 Sep 2012, Glauber Costa wrote: > >> There was a general sentiment in a recent discussion (See >> https://lkml.org/lkml/2012/9/18/258) that the __GFP flags should be >> defined unconditionally. Currently, the only offender is GFP_NOTRACK, >> which is conditional to KMEMCHECK. >> >> This simple patch makes it unconditional. > > __GFP_NOTRACK is only used in context where CONFIG_KMEMCHECK is defined? > > If that is not the case then you need to define GFP_NOTRACK and substitute > it where necessary. >
The flag is passed around extensively, but I was imagining the whole point of that is that having the flag itself is harmless, and will be ignored by the page allocator ?
| |