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NFSv4: Allow tracing of NFSv4 fsync calls

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I appear to have missed this when adding the ftrace probes.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust
2015-03-25 19:09:08 -04:00
parent fc87701b91
commit 81b79afb50
2 changed files with 8 additions and 0 deletions
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5
fs/nfs/nfs4file.c
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@@ -10,6 +10,8 @@
#include "fscache.h" #include "fscache.h"
#include "pnfs.h" #include "pnfs.h"
#include "nfstrace.h"
#ifdef CONFIG_NFS_V4_2 #ifdef CONFIG_NFS_V4_2
#include "nfs42.h" #include "nfs42.h"
#endif #endif
@@ -100,6 +102,8 @@ nfs4_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
int ret; int ret;
struct inode *inode = file_inode(file); struct inode *inode = file_inode(file);
trace_nfs_fsync_enter(inode);
do { do {
ret = filemap_write_and_wait_range(inode->i_mapping, start, end); ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
if (ret != 0) if (ret != 0)
@@ -118,6 +122,7 @@ nfs4_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
end = LLONG_MAX; end = LLONG_MAX;
} while (ret == -EAGAIN); } while (ret == -EAGAIN);
trace_nfs_fsync_exit(inode, ret);
return ret; return ret;
} }

3
fs/nfs/nfstrace.c
View File

@@ -7,3 +7,6 @@
#define CREATE_TRACE_POINTS #define CREATE_TRACE_POINTS
#include "nfstrace.h" #include "nfstrace.h"
EXPORT_TRACEPOINT_SYMBOL_GPL(nfs_fsync_enter);
EXPORT_TRACEPOINT_SYMBOL_GPL(nfs_fsync_exit);