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Enhancement for creating pretty extent at flush #211

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Enhancement for creating pretty extent at flush #211

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36b1fd7
Introduce refcount to DPR
Aug 18, 2020
7826779
Introduce defered flush
Aug 22, 2020
10be046
Support flush all correctly
Aug 24, 2020
5fce7dd
Introduce request counter on profiler
Aug 25, 2020
4c406a2
Enhance comments and messages
Aug 25, 2020
5afeed1
Refrect Lucas's comments
Dec 2, 2020
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12 changes: 12 additions & 0 deletions messages/iosched_unified/root.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -64,5 +64,17 @@ root:table {
13024I:string { "Clean up extents and append index at index partition (%d)." }
13025I:string { "Get error position (%d, %d)." }
13026E:string { "Write perm handling error : %s (%d)." }
13027D:string { "Created DPR : %s." }
13028D:string { "Removed DPR : %s." }
13029D:string { "DPR (%s): %s (%u)." }
13030D:string { "No DPR on %s (req = 0x%llx)." }
13031D:string { "Created a request (0x%llx)." }
13032D:string { "Removed a request (0x%llx)." }
13033D:string { "Flushing all (%s, %s)." }
13034D:string { "Send a broadcast from %s." }
13035D:string { "Waiting a broadcast signal." }
13036D:string { "Received a broadcast signal." }
13037D:string { "Flush all operation is finished." }
13038E:string { "Cannot capture dentry private in %s (%d)"}
}
}
11 changes: 10 additions & 1 deletion src/iosched/fcfs.c
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Original file line number Diff line number Diff line change
Expand Up @@ -110,13 +110,18 @@ int fcfs_destroy(void *iosched_handle)
*/
int fcfs_open(const char *path, bool open_write, struct dentry **dentry, void *iosched_handle)
{
int ret;
struct fcfs_data *priv = (struct fcfs_data *) iosched_handle;

CHECK_ARG_NULL(path, -LTFS_NULL_ARG);
CHECK_ARG_NULL(dentry, -LTFS_NULL_ARG);
CHECK_ARG_NULL(iosched_handle, -LTFS_NULL_ARG);

return ltfs_fsraw_open(path, open_write, dentry, priv->vol);
ret = ltfs_fsraw_open(path, open_write, dentry, priv->vol);
if (ret == 0)
ltfs_fsraw_get_dentry(*dentry, priv->vol);

return ret;
}

/**
Expand All @@ -128,9 +133,13 @@ int fcfs_open(const char *path, bool open_write, struct dentry **dentry, void *i
*/
int fcfs_close(struct dentry *d, bool flush, void *iosched_handle)
{
struct fcfs_data *priv = (struct fcfs_data *) iosched_handle;

CHECK_ARG_NULL(d, -LTFS_NULL_ARG);
CHECK_ARG_NULL(iosched_handle, -LTFS_NULL_ARG);

ltfs_fsraw_put_dentry(d, priv->vol);

return ltfs_fsraw_close(d);
}

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