6 files changed, 15 insertions, 14 deletions

diff --git a/fs/dlm/Kconfig b/fs/dlm/Kconfig
index 490f85b3fa59..81b2c6465eeb 100644
--- a/fs/dlm/Kconfig
+++ b/fs/dlm/Kconfig
@@ -1,10 +1,9 @@
 menu "Distributed Lock Manager"
-        depends on INET && EXPERIMENTAL
+        depends on INET && IP_SCTP && EXPERIMENTAL
 
 config DLM
         tristate "Distributed Lock Manager (DLM)"
         depends on IPV6 || IPV6=n
-        depends on IP_SCTP
         select CONFIGFS_FS
         help
         A general purpose distributed lock manager for kernel or userspace
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index 7bcea7c5addb..867f93d0417e 100644
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -548,7 +548,7 @@ static int receive_from_sock(void)
         }
         len = iov[0].iov_len + iov[1].iov_len;
 
-        r = ret = kernel_recvmsg(sctp_con.sock, &msg, iov, 1, len,
+        r = ret = kernel_recvmsg(sctp_con.sock, &msg, iov, msg.msg_iovlen, len,
                                  MSG_NOSIGNAL | MSG_DONTWAIT);
         if (ret <= 0)
                 goto out_close;
diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index 554fe5bd1b72..72eec6542d6a 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -569,16 +569,15 @@ void gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl)
         else if (sdp->sd_log_tail != current_tail(sdp) && !sdp->sd_log_idle)
                 log_write_header(sdp, 0, PULL);
         lops_after_commit(sdp, ai);
-        sdp->sd_log_head = sdp->sd_log_flush_head;
 
+        gfs2_log_lock(sdp);
+        sdp->sd_log_head = sdp->sd_log_flush_head;
         sdp->sd_log_blks_free -= sdp->sd_log_num_hdrs;
-
         sdp->sd_log_blks_reserved = 0;
         sdp->sd_log_commited_buf = 0;
         sdp->sd_log_num_hdrs = 0;
         sdp->sd_log_commited_revoke = 0;
 
-        gfs2_log_lock(sdp);
         if (!list_empty(&ai->ai_ail1_list)) {
                 list_add(&ai->ai_list, &sdp->sd_ail1_list);
                 ai = NULL;
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 881e337b6a70..ab6d1115f95d 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -492,7 +492,7 @@ static int gfs2_check_magic(struct buffer_head *bh)
         ptr = kaddr + bh_offset(bh);
         if (*ptr == cpu_to_be32(GFS2_MAGIC))
                 rv = 1;
-        kunmap_atomic(page, KM_USER0);
+        kunmap_atomic(kaddr, KM_USER0);
 
         return rv;
 }
@@ -626,7 +626,7 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
                                 memcpy(bh->b_data,
                                        kaddr + bh_offset(bd2->bd_bh),
                                        sdp->sd_sb.sb_bsize);
-                                kunmap_atomic(page, KM_USER0);
+                                kunmap_atomic(kaddr, KM_USER0);
                                 *(__be32 *)bh->b_data = 0;
                         } else {
                                 bh = gfs2_log_fake_buf(sdp, bd2->bd_bh);
diff --git a/fs/gfs2/ops_address.c b/fs/gfs2/ops_address.c
index 4fb743f4e4a4..e0599fed99ce 100644
--- a/fs/gfs2/ops_address.c
+++ b/fs/gfs2/ops_address.c
@@ -162,7 +162,7 @@ static int zero_readpage(struct page *page)
 
         kaddr = kmap_atomic(page, KM_USER0);
         memset(kaddr, 0, PAGE_CACHE_SIZE);
-        kunmap_atomic(page, KM_USER0);
+        kunmap_atomic(kaddr, KM_USER0);
 
         SetPageUptodate(page);
 
@@ -195,7 +195,7 @@ static int stuffed_readpage(struct gfs2_inode *ip, struct page *page)
         memcpy(kaddr, dibh->b_data + sizeof(struct gfs2_dinode),
                ip->i_di.di_size);
         memset(kaddr + ip->i_di.di_size, 0, PAGE_CACHE_SIZE - ip->i_di.di_size);
-        kunmap_atomic(page, KM_USER0);
+        kunmap_atomic(kaddr, KM_USER0);
 
         brelse(dibh);
 
@@ -370,19 +370,22 @@ static int gfs2_prepare_write(struct file *file, struct page *page,
         loff_t pos = ((loff_t)page->index << PAGE_CACHE_SHIFT) + from;
         loff_t end = ((loff_t)page->index << PAGE_CACHE_SHIFT) + to;
         struct gfs2_alloc *al;
+        unsigned int write_len = to - from;
+
 
         gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, GL_ATIME|GL_AOP, &ip->i_gh);
         error = gfs2_glock_nq_m_atime(1, &ip->i_gh);
         if (error)
                 goto out_uninit;
 
-        gfs2_write_calc_reserv(ip, to - from, &data_blocks, &ind_blocks);
+        gfs2_write_calc_reserv(ip, write_len, &data_blocks, &ind_blocks);
 
-        error = gfs2_write_alloc_required(ip, pos, from - to, &alloc_required);
+        error = gfs2_write_alloc_required(ip, pos, write_len, &alloc_required);
         if (error)
                 goto out_unlock;
 
 
+        ip->i_alloc.al_requested = 0;
         if (alloc_required) {
                 al = gfs2_alloc_get(ip);
 
@@ -482,7 +485,7 @@ static int gfs2_commit_write(struct file *file, struct page *page,
                 kaddr = kmap_atomic(page, KM_USER0);
                 memcpy(dibh->b_data + sizeof(struct gfs2_dinode) + from,
                        kaddr + from, to - from);
-                kunmap_atomic(page, KM_USER0);
+                kunmap_atomic(kaddr, KM_USER0);
 
                 SetPageUptodate(page);
 
diff --git a/fs/gfs2/rgrp.h b/fs/gfs2/rgrp.h
index 9eedfd12bfff..b01e0cfc99b5 100644
--- a/fs/gfs2/rgrp.h
+++ b/fs/gfs2/rgrp.h
@@ -32,7 +32,7 @@ void gfs2_rgrp_repolish_clones(struct gfs2_rgrpd *rgd);
 struct gfs2_alloc *gfs2_alloc_get(struct gfs2_inode *ip);
 static inline void gfs2_alloc_put(struct gfs2_inode *ip)
 {
-        return; /* Se we can see where ip->i_alloc is used */
+        return; /* So we can see where ip->i_alloc is used */
 }
 
 int gfs2_inplace_reserve_i(struct gfs2_inode *ip,