From fcf121d4812533b027027587a630374ac66d2e8f Mon Sep 17 00:00:00 2001 From: Rick Macklem Date: Wed, 22 Oct 2014 21:57:35 +0000 Subject: [PATCH] Revert r273481 so it can be recoded using fls(), which some feel will make it more readable. --- sys/fs/nfsclient/nfs_clvfsops.c | 36 +++++++++------------------------ 1 file changed, 9 insertions(+), 27 deletions(-) diff --git a/sys/fs/nfsclient/nfs_clvfsops.c b/sys/fs/nfsclient/nfs_clvfsops.c index 5e89f0c18f75..49047f69a612 100644 --- a/sys/fs/nfsclient/nfs_clvfsops.c +++ b/sys/fs/nfsclient/nfs_clvfsops.c @@ -552,7 +552,7 @@ static void nfs_decode_args(struct mount *mp, struct nfsmount *nmp, struct nfs_args *argp, const char *hostname, struct ucred *cred, struct thread *td) { - int i, s; + int s; int adjsock; char *p; @@ -621,36 +621,18 @@ nfs_decode_args(struct mount *mp, struct nfsmount *nmp, struct nfs_args *argp, if ((argp->flags & NFSMNT_WSIZE) && argp->wsize > 0) { nmp->nm_wsize = argp->wsize; - /* - * Clip at the power of 2 below the size. There is an - * issue (not isolated) that causes intermittent page - * faults if this is not done. - */ - i = NFS_FABLKSIZE; - for (;;) { - if (i * 2 > nmp->nm_wsize) { - nmp->nm_wsize = i; - break; - } - i *= 2; - } + /* Round down to multiple of blocksize */ + nmp->nm_wsize &= ~(NFS_FABLKSIZE - 1); + if (nmp->nm_wsize <= 0) + nmp->nm_wsize = NFS_FABLKSIZE; } if ((argp->flags & NFSMNT_RSIZE) && argp->rsize > 0) { nmp->nm_rsize = argp->rsize; - /* - * Clip at the power of 2 below the size. There is an - * issue (not isolated) that causes intermittent page - * faults if this is not done. - */ - i = NFS_FABLKSIZE; - for (;;) { - if (i * 2 > nmp->nm_rsize) { - nmp->nm_rsize = i; - break; - } - i *= 2; - } + /* Round down to multiple of blocksize */ + nmp->nm_rsize &= ~(NFS_FABLKSIZE - 1); + if (nmp->nm_rsize <= 0) + nmp->nm_rsize = NFS_FABLKSIZE; } if ((argp->flags & NFSMNT_READDIRSIZE) && argp->readdirsize > 0) {