cache: stop checkpointing cn_namelen
The variable is recomputed by regular lookup from the get go.
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@ -3582,7 +3582,6 @@ SYSCTL_BOOL(_vfs, OID_AUTO, cache_fast_lookup, CTLFLAG_RW,
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* need restoring in case fast path lookup fails.
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*/
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struct nameidata_saved {
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long cn_namelen;
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char *cn_nameptr;
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size_t ni_pathlen;
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int cn_flags;
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@ -3642,7 +3641,6 @@ cache_fpl_checkpoint(struct cache_fpl *fpl, struct nameidata_saved *snd)
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{
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snd->cn_flags = fpl->ndp->ni_cnd.cn_flags;
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snd->cn_namelen = fpl->ndp->ni_cnd.cn_namelen;
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snd->cn_nameptr = fpl->ndp->ni_cnd.cn_nameptr;
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snd->ni_pathlen = fpl->ndp->ni_pathlen;
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}
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@ -3652,7 +3650,6 @@ cache_fpl_restore_partial(struct cache_fpl *fpl, struct nameidata_saved *snd)
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{
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fpl->ndp->ni_cnd.cn_flags = snd->cn_flags;
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fpl->ndp->ni_cnd.cn_namelen = snd->cn_namelen;
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fpl->ndp->ni_cnd.cn_nameptr = snd->cn_nameptr;
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fpl->ndp->ni_pathlen = snd->ni_pathlen;
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}
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