gh0s7/mckernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fix to VMAP virtual address leak

Browse Source 
Fujitsu: POSTK_DEBUG_TEMP_FIX_51
Refs: #1024
Change-Id: I1692ee4f004cb4d1f725baf47a8ed31fce1bf42a
This commit is contained in:
Tomoki Shirasawa
2018-07-11 10:34:12 +09:00
committed by Masamichi Takagi
parent 3d365b0d7a
commit 67ebcca74d
16 changed files with 631 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
kernel/process.c
View File

@@ -1886,7 +1886,6 @@ retry:
} else {
// Host Kernel memory space
const enum ihk_mc_pt_attribute attr = 0;
const int remove_vmap_allocator_entry = 1;
void* vmap;
vmap = ihk_mc_map_virtual(phys, npages, attr);
@@ -1897,7 +1896,7 @@ retry:
goto out;
}
memcpy(virt, vmap, pgsize);
ihk_mc_unmap_virtual(vmap, npages, remove_vmap_allocator_entry);
ihk_mc_unmap_virtual(vmap, npages);
}
#else /*POSTK_DEBUG_TEMP_FIX_14*/
memcpy(virt, phys_to_virt(phys), pgsize);