mdadm/0058-imsm-simplify-imsm_check_attributes.patch
Xiao Ni ebabcd5c79 Update to latest upstream
Update to 4.3 and add gating test

Resolves: RHEL-30530

Signed-off-by: Xiao Ni <xni@redhat.com>
2024-05-16 10:36:42 -04:00

154 lines
5.3 KiB
Diff

From e0e56f4b2ed514f5049eb96b4ff8f7fdf30a4c49 Mon Sep 17 00:00:00 2001
From: Mateusz Kusiak <mateusz.kusiak@intel.com>
Date: Mon, 29 Apr 2024 15:07:19 +0200
Subject: [PATCH 58/66] imsm: simplify imsm_check_attributes()
imsm_check_attributes() is too complex for that it really does.
Remove repeating code and simplify the function.
Fix function calls.
Signed-off-by: Mateusz Kusiak <mateusz.kusiak@intel.com>
Signed-off-by: Mariusz Tkaczyk <mariusz.tkaczyk@linux.intel.com>
---
super-intel.c | 106 ++++++++------------------------------------------
1 file changed, 16 insertions(+), 90 deletions(-)
diff --git a/super-intel.c b/super-intel.c
index 2d309316..d60915e8 100644
--- a/super-intel.c
+++ b/super-intel.c
@@ -2135,91 +2135,18 @@ void convert_from_4k(struct intel_super *super)
mpb->check_sum = __gen_imsm_checksum(mpb);
}
-/*******************************************************************************
- * function: imsm_check_attributes
- * Description: Function checks if features represented by attributes flags
- * are supported by mdadm.
- * Parameters:
- * attributes - Attributes read from metadata
- * Returns:
- * 0 - passed attributes contains unsupported features flags
- * 1 - all features are supported
- ******************************************************************************/
-static int imsm_check_attributes(__u32 attributes)
+/**
+ * imsm_check_attributes() - Check if features represented by attributes flags are supported.
+ *
+ * @attributes: attributes read from metadata.
+ * Returns: true if all features are supported, false otherwise.
+ */
+static bool imsm_check_attributes(__u32 attributes)
{
- int ret_val = 1;
- __u32 not_supported = MPB_ATTRIB_SUPPORTED^0xffffffff;
-
- not_supported &= ~MPB_ATTRIB_IGNORED;
-
- not_supported &= attributes;
- if (not_supported) {
- pr_err("(IMSM): Unsupported attributes : %x\n",
- (unsigned)__le32_to_cpu(not_supported));
- if (not_supported & MPB_ATTRIB_CHECKSUM_VERIFY) {
- dprintf("\t\tMPB_ATTRIB_CHECKSUM_VERIFY \n");
- not_supported ^= MPB_ATTRIB_CHECKSUM_VERIFY;
- }
- if (not_supported & MPB_ATTRIB_2TB) {
- dprintf("\t\tMPB_ATTRIB_2TB\n");
- not_supported ^= MPB_ATTRIB_2TB;
- }
- if (not_supported & MPB_ATTRIB_RAID0) {
- dprintf("\t\tMPB_ATTRIB_RAID0\n");
- not_supported ^= MPB_ATTRIB_RAID0;
- }
- if (not_supported & MPB_ATTRIB_RAID1) {
- dprintf("\t\tMPB_ATTRIB_RAID1\n");
- not_supported ^= MPB_ATTRIB_RAID1;
- }
- if (not_supported & MPB_ATTRIB_RAID10) {
- dprintf("\t\tMPB_ATTRIB_RAID10\n");
- not_supported ^= MPB_ATTRIB_RAID10;
- }
- if (not_supported & MPB_ATTRIB_RAID1E) {
- dprintf("\t\tMPB_ATTRIB_RAID1E\n");
- not_supported ^= MPB_ATTRIB_RAID1E;
- }
- if (not_supported & MPB_ATTRIB_RAID5) {
- dprintf("\t\tMPB_ATTRIB_RAID5\n");
- not_supported ^= MPB_ATTRIB_RAID5;
- }
- if (not_supported & MPB_ATTRIB_RAIDCNG) {
- dprintf("\t\tMPB_ATTRIB_RAIDCNG\n");
- not_supported ^= MPB_ATTRIB_RAIDCNG;
- }
- if (not_supported & MPB_ATTRIB_BBM) {
- dprintf("\t\tMPB_ATTRIB_BBM\n");
- not_supported ^= MPB_ATTRIB_BBM;
- }
- if (not_supported & MPB_ATTRIB_CHECKSUM_VERIFY) {
- dprintf("\t\tMPB_ATTRIB_CHECKSUM_VERIFY (== MPB_ATTRIB_LEGACY)\n");
- not_supported ^= MPB_ATTRIB_CHECKSUM_VERIFY;
- }
- if (not_supported & MPB_ATTRIB_EXP_STRIPE_SIZE) {
- dprintf("\t\tMPB_ATTRIB_EXP_STRIP_SIZE\n");
- not_supported ^= MPB_ATTRIB_EXP_STRIPE_SIZE;
- }
- if (not_supported & MPB_ATTRIB_2TB_DISK) {
- dprintf("\t\tMPB_ATTRIB_2TB_DISK\n");
- not_supported ^= MPB_ATTRIB_2TB_DISK;
- }
- if (not_supported & MPB_ATTRIB_NEVER_USE2) {
- dprintf("\t\tMPB_ATTRIB_NEVER_USE2\n");
- not_supported ^= MPB_ATTRIB_NEVER_USE2;
- }
- if (not_supported & MPB_ATTRIB_NEVER_USE) {
- dprintf("\t\tMPB_ATTRIB_NEVER_USE\n");
- not_supported ^= MPB_ATTRIB_NEVER_USE;
- }
-
- if (not_supported)
- dprintf("(IMSM): Unknown attributes : %x\n", not_supported);
-
- ret_val = 0;
- }
+ if ((attributes & (MPB_ATTRIB_SUPPORTED | MPB_ATTRIB_IGNORED)) == attributes)
+ return true;
- return ret_val;
+ return false;
}
static void getinfo_super_imsm(struct supertype *st, struct mdinfo *info, char *map);
@@ -2247,11 +2174,10 @@ static void examine_super_imsm(struct supertype *st, char *homehost)
creation_time = __le64_to_cpu(mpb->creation_time);
printf(" Creation Time : %.24s\n",
creation_time ? ctime(&creation_time) : "Unknown");
- printf(" Attributes : ");
- if (imsm_check_attributes(mpb->attributes))
- printf("All supported\n");
- else
- printf("not supported\n");
+
+ printf(" Attributes : %08x (%s)\n", mpb->attributes,
+ imsm_check_attributes(mpb->attributes) ? "supported" : "not supported");
+
getinfo_super_imsm(st, &info, NULL);
fname_from_uuid(&info, nbuf);
printf(" UUID : %s\n", nbuf + 5);
@@ -8182,9 +8108,9 @@ static struct mdinfo *container_content_imsm(struct supertype *st, char *subarra
int current_vol = super->current_vol;
/* do not assemble arrays when not all attributes are supported */
- if (imsm_check_attributes(mpb->attributes) == 0) {
+ if (imsm_check_attributes(mpb->attributes) == false) {
sb_errors = 1;
- pr_err("Unsupported attributes in IMSM metadata.Arrays activation is blocked.\n");
+ pr_err("Unsupported attributes in IMSM metadata. Arrays activation is blocked.\n");
}
/* count spare devices, not used in maps
--
2.41.0