[PATCH v1 6/6] resource: Set type when reserving new regions

From: Bjorn Helgaas
Date: Mon Dec 04 2017 - 19:41:07 EST


From: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>

Set resource structs inserted by __reserve_region_with_split() to have the
correct type. Setting the type doesn't fix any functional problem but
makes %pR on the resource work better.

Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
kernel/resource.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/kernel/resource.c b/kernel/resource.c
index ba3252f7c319..8c527d83ca76 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -1022,6 +1022,7 @@ static void __init __reserve_region_with_split(struct resource *root,
struct resource *conflict;
struct resource *res = alloc_resource(GFP_ATOMIC);
struct resource *next_res = NULL;
+ int type = resource_type(root);

if (!res)
return;
@@ -1029,7 +1030,7 @@ static void __init __reserve_region_with_split(struct resource *root,
res->name = name;
res->start = start;
res->end = end;
- res->flags = IORESOURCE_BUSY;
+ res->flags = type | IORESOURCE_BUSY;
res->desc = IORES_DESC_NONE;

while (1) {
@@ -1064,7 +1065,7 @@ static void __init __reserve_region_with_split(struct resource *root,
next_res->name = name;
next_res->start = conflict->end + 1;
next_res->end = end;
- next_res->flags = IORESOURCE_BUSY;
+ next_res->flags = type | IORESOURCE_BUSY;
next_res->desc = IORES_DESC_NONE;
}
} else {