diff options
Diffstat (limited to 'drivers/misc/cxl/fault.c')
| -rw-r--r-- | drivers/misc/cxl/fault.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/misc/cxl/fault.c b/drivers/misc/cxl/fault.c index 9a8650bcb042..377e650a2a1d 100644 --- a/drivers/misc/cxl/fault.c +++ b/drivers/misc/cxl/fault.c @@ -149,11 +149,13 @@ static void cxl_handle_page_fault(struct cxl_context *ctx, * update_mmu_cache() will not have loaded the hash since current->trap * is not a 0x400 or 0x300, so just call hash_page_mm() here. */ - access = _PAGE_PRESENT; + access = _PAGE_PRESENT | _PAGE_READ; if (dsisr & CXL_PSL_DSISR_An_S) - access |= _PAGE_RW; - if ((!ctx->kernel) || ~(dar & (1ULL << 63))) - access |= _PAGE_USER; + access |= _PAGE_WRITE; + + access |= _PAGE_PRIVILEGED; + if ((!ctx->kernel) || (REGION_ID(dar) == USER_REGION_ID)) + access &= ~_PAGE_PRIVILEGED; if (dsisr & DSISR_NOHPTE) inv_flags |= HPTE_NOHPTE_UPDATE; |