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authorDan Williams <dan.j.williams@intel.com>2008-06-28 08:32:05 +1000
committerNeil Brown <neilb@notabene.brown>2008-06-28 08:32:05 +1000
commit600aa10993012ff2dd5617720dac081e4f992017 (patch)
treeead3e928aaa45e68bc65ea9aedc513c5b9c3d2d6 /include/linux/raid
parent976ea8d475675da6e86bd434328814ccbf5ae641 (diff)
downloadop-kernel-dev-600aa10993012ff2dd5617720dac081e4f992017.zip
op-kernel-dev-600aa10993012ff2dd5617720dac081e4f992017.tar.gz
md: replace STRIPE_OP_{BIODRAIN,PREXOR,POSTXOR} with 'reconstruct_states'
From: Dan Williams <dan.j.williams@intel.com> Track the state of reconstruct operations (recalculating the parity block usually due to incoming writes, or as part of array expansion) Reduces the scope of the STRIPE_OP_{BIODRAIN,PREXOR,POSTXOR} flags to only tracking whether a reconstruct operation has been requested via the ops_request field of struct stripe_head_state. This is the final step in the removal of ops.{pending,ack,complete,count}, i.e. the STRIPE_OP_{BIODRAIN,PREXOR,POSTXOR} flags only request an operation and do not track the state of the operation. Signed-off-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Neil Brown <neilb@suse.de>
Diffstat (limited to 'include/linux/raid')
-rw-r--r--include/linux/raid/raid5.h9
1 files changed, 1 insertions, 8 deletions
diff --git a/include/linux/raid/raid5.h b/include/linux/raid/raid5.h
index 2c96d5f..5f3e674 100644
--- a/include/linux/raid/raid5.h
+++ b/include/linux/raid/raid5.h
@@ -205,19 +205,12 @@ struct stripe_head {
int bm_seq; /* sequence number for bitmap flushes */
int disks; /* disks in stripe */
enum check_states check_state;
+ enum reconstruct_states reconstruct_state;
/* stripe_operations
- * @pending - pending ops flags (set for request->issue->complete)
- * @ack - submitted ops flags (set for issue->complete)
- * @complete - completed ops flags (set for complete)
* @target - STRIPE_OP_COMPUTE_BLK target
- * @count - raid5_runs_ops is set to run when this is non-zero
*/
struct stripe_operations {
- unsigned long pending;
- unsigned long ack;
- unsigned long complete;
int target;
- int count;
u32 zero_sum_result;
} ops;
struct r5dev {
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