ceph: cleanup redundant code in handle_cap_grant
There is no state in local vars that requires us to loop after temporarily dropping i_lock. Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net> Signed-off-by: Sage Weil <sage@newdream.net>
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@ -2210,7 +2210,6 @@ static int handle_cap_grant(struct inode *inode, struct ceph_mds_caps *grant,
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int writeback = 0;
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int revoked_rdcache = 0;
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int queue_invalidate = 0;
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int tried_invalidate = 0;
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dout("handle_cap_grant inode %p cap %p mds%d seq %d %s\n",
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inode, cap, mds, seq, ceph_cap_string(newcaps));
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@ -2222,10 +2221,8 @@ static int handle_cap_grant(struct inode *inode, struct ceph_mds_caps *grant,
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* try to invalidate (once). (If there are dirty buffers, we
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* will invalidate _after_ writeback.)
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*/
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restart:
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if (((cap->issued & ~newcaps) & CEPH_CAP_FILE_CACHE) &&
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!ci->i_wrbuffer_ref && !tried_invalidate) {
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tried_invalidate = 1;
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!ci->i_wrbuffer_ref) {
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if (try_nonblocking_invalidate(inode) == 0) {
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revoked_rdcache = 1;
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} else {
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@ -2236,7 +2233,6 @@ restart:
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ci->i_rdcache_revoking = ci->i_rdcache_gen;
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}
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}
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goto restart;
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}
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/* side effects now are allowed */
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