2fc3680dd0
Refresh patches for all targets supporting 4.1 and not marked broken. Compile-tested on all targets using 4.1 and not marked broken. Changes to generic/610-netfilter_match_bypass_default_checks.patch based on84d489f64f. Changes to generic/666-Add-support-for-MAP-E-FMRs-mesh-mode.patch based ona90ee92337. Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>
59 lines
1.9 KiB
Diff
59 lines
1.9 KiB
Diff
From: Felix Fietkau <nbd@nbd.name>
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Date: Sat, 25 Apr 2015 12:41:32 +0200
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Subject: [PATCH] jffs2: add RENAME_EXCHANGE support
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
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---
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--- a/fs/jffs2/dir.c
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+++ b/fs/jffs2/dir.c
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@@ -784,7 +784,7 @@ static int jffs2_rename (struct inode *o
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uint8_t type;
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uint32_t now;
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- if (flags & ~RENAME_WHITEOUT)
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+ if (flags & ~(RENAME_WHITEOUT | RENAME_EXCHANGE))
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return -EINVAL;
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/* The VFS will check for us and prevent trying to rename a
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@@ -792,7 +792,7 @@ static int jffs2_rename (struct inode *o
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* the VFS can't check whether the victim is empty. The filesystem
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* needs to do that for itself.
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*/
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- if (d_really_is_positive(new_dentry)) {
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+ if (d_really_is_positive(new_dentry) && !(flags & RENAME_EXCHANGE)) {
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victim_f = JFFS2_INODE_INFO(d_inode(new_dentry));
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if (d_is_dir(new_dentry)) {
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struct jffs2_full_dirent *fd;
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@@ -827,7 +827,7 @@ static int jffs2_rename (struct inode *o
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if (ret)
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return ret;
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- if (victim_f) {
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+ if (victim_f && !(flags & RENAME_EXCHANGE)) {
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/* There was a victim. Kill it off nicely */
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if (d_is_dir(new_dentry))
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clear_nlink(d_inode(new_dentry));
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@@ -853,6 +853,12 @@ static int jffs2_rename (struct inode *o
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if (flags & RENAME_WHITEOUT)
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/* Replace with whiteout */
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ret = jffs2_whiteout(old_dir_i, old_dentry);
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+ else if (flags & RENAME_EXCHANGE)
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+ /* Replace the original */
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+ ret = jffs2_do_link(c, JFFS2_INODE_INFO(old_dir_i),
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+ d_inode(new_dentry)->i_ino, type,
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+ old_dentry->d_name.name, old_dentry->d_name.len,
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+ now);
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else
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/* Unlink the original */
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ret = jffs2_do_unlink(c, JFFS2_INODE_INFO(old_dir_i),
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@@ -884,7 +890,7 @@ static int jffs2_rename (struct inode *o
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return ret;
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}
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- if (d_is_dir(old_dentry))
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+ if (d_is_dir(old_dentry) && !(flags & RENAME_EXCHANGE))
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drop_nlink(old_dir_i);
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new_dir_i->i_mtime = new_dir_i->i_ctime = old_dir_i->i_mtime = old_dir_i->i_ctime = ITIME(now);
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