Re: Re: [PATCH] bitmap: Add bitmap_valloc(), bitmap_vzalloc() and bitmap_vfree()

2018-12-28 Thread 王鹏
@arndb.de, cour...@google.com, osan...@fb.com, > linux-kernel@vger.kernel.org > Subject: Re: [PATCH] bitmap: Add bitmap_valloc(), bitmap_vzalloc() and > bitmap_vfree() > > On Fri, 28 Dec 2018 00:18:29 +0800 Peng Wang wrote: > > > Introduce bitmap alloc/free helpers when contigu

Re: [PATCH] bitmap: Add bitmap_valloc(), bitmap_vzalloc() and bitmap_vfree()

2018-12-28 Thread Andrew Morton
On Fri, 28 Dec 2018 00:18:29 +0800 Peng Wang wrote: > Introduce bitmap alloc/free helpers when contiguous > memory is not necessary. That's a large bitmap you have there. What code needs this?