Re: [PATCH V2] x86/mm: Split vmalloc_sync_all()

2019-10-11 Thread Rafael J. Wysocki
On Wednesday, October 9, 2019 2:44:18 PM CEST Joerg Roedel wrote: > From: Joerg Roedel > > Git commit 3f8fd02b1bf1 ("mm/vmalloc: Sync unmappings in > __purge_vmap_area_lazy()") introduced a call to vmalloc_sync_all() in > the vunmap() code-path. While this change was necessary to maintain > corr

[PATCH V2] x86/mm: Split vmalloc_sync_all()

2019-10-09 Thread Joerg Roedel
From: Joerg Roedel Git commit 3f8fd02b1bf1 ("mm/vmalloc: Sync unmappings in __purge_vmap_area_lazy()") introduced a call to vmalloc_sync_all() in the vunmap() code-path. While this change was necessary to maintain correctness on x86-32-pae kernels, it also adds additional cycles for architecture