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be6753dda0
Manually rebuild pending patches: - 103-kbuild-export-SUBARCH.patch - 141-jffs2-add-RENAME_EXCHANGE-support.patch - 200-ARM-9404-1-arm32-fix-boot-hang-with-HAVE_LD_DEAD_COD.patch - 203-kallsyms_uncompressed.patch - 270-platform-mikrotik-build-bits.patch - 308-mips32r2_tune.patch - 330-MIPS-kexec-Accept-command-line-parameters-from-users.patch - 402-mtd-spi-nor-write-support-for-minor-aligned-partitions.patch - 451-block-partitions-populate-fwnode.patch - 476-mtd-spi-nor-add-eon-en25q128.patch - 477-mtd-spi-nor-add-eon-en25qx128a.patch - 479-mtd-spi-nor-add-xtx-xt25f128b.patch - 481-mtd-spi-nor-add-support-for-Gigadevice-GD25D05.patch - 482-mtd-spi-nor-add-gd25q512.patch - 484-mtd-spi-nor-add-esmt-f25l16pa.patch - 485-mtd-spi-nor-add-xmc-xm25qh128c.patch - 488-mtd-spi-nor-add-xmc-xm25qh64c.patch - 490-ubi-auto-attach-mtd-device-named-ubi-or-data-on-boot.patch - 497-mtd-mtdconcat-add-dt-driver-for-concat-devices.patch - 498-mtd-spi-nor-locking-support-for-MX25L6405D.patch - 510-block-add-uImage.FIT-subimage-block-driver.patch - 530-jffs2_make_lzma_available.patch - 630-packet_socket_type.patch - 666-Add-support-for-MAP-E-FMRs-mesh-mode.patch - 681-net-remove-NETIF_F_GSO_FRAGLIST-from-NETIF_F_GSO_SOF.patch - 700-netfilter-nft_flow_offload-handle-netdevice-events-f.patch - 702-net-ethernet-mtk_eth_soc-enable-threaded-NAPI.patch - 706-net-phy-populate-host_interfaces-when-attaching-PHY.patch - 711-03-net-dsa-qca8k-add-support-for-port_change_master.patch - 734-net-ethernet-mediatek-enlarge-DMA-reserve-buffer.patch - 736-03-net-ethernet-mtk_eth_soc-improve-keeping-track-of-of.patch - 737-net-ethernet-mtk_eth_soc-add-paths-and-SerDes-modes-.patch - 739-03-net-pcs-pcs-mtk-lynxi-add-platform-driver-for-MT7988.patch - 801-gpio-gpio-cascade-add-generic-GPIO-cascade.patch - 809-01-nvmem-core-generalize-mac-base-cells-handling.patch - 811-pci_disable_usb_common_quirks.patch - 834-ledtrig-libata.patch - 892-leds-Add-LED1202-I2C-driver.patch - 920-mangle_bootargs.patch Co-authored-by: Aditya Nugraha <vortexilation@gmail.com> Signed-off-by: Mieczyslaw Nalewaj <namiltd@yahoo.com> [ improve commit title + minor fixes ] Link: https://github.com/openwrt/openwrt/pull/16547 Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
74 lines
2.4 KiB
Diff
74 lines
2.4 KiB
Diff
From: Felix Fietkau <nbd@nbd.name>
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Subject: 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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@@ -794,18 +794,31 @@ static int jffs2_rename (struct mnt_idma
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int ret;
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struct jffs2_sb_info *c = JFFS2_SB_INFO(old_dir_i->i_sb);
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struct jffs2_inode_info *victim_f = NULL;
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+ struct inode *fst_inode = d_inode(old_dentry);
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+ struct inode *snd_inode = d_inode(new_dentry);
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uint8_t type;
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uint32_t now;
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- if (flags & ~(RENAME_NOREPLACE|RENAME_WHITEOUT))
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+ if (flags & ~(RENAME_NOREPLACE|RENAME_WHITEOUT|RENAME_EXCHANGE))
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return -EINVAL;
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+ if ((flags & RENAME_EXCHANGE) && (old_dir_i != new_dir_i)) {
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+ if (S_ISDIR(fst_inode->i_mode) && !S_ISDIR(snd_inode->i_mode)) {
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+ inc_nlink(new_dir_i);
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+ drop_nlink(old_dir_i);
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+ }
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+ else if (!S_ISDIR(fst_inode->i_mode) && S_ISDIR(snd_inode->i_mode)) {
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+ drop_nlink(new_dir_i);
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+ inc_nlink(old_dir_i);
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+ }
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+ }
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+
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/* The VFS will check for us and prevent trying to rename a
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* file over a directory and vice versa, but if it's a directory,
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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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@@ -840,7 +853,7 @@ static int jffs2_rename (struct mnt_idma
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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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@@ -866,6 +879,12 @@ static int jffs2_rename (struct mnt_idma
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if (flags & RENAME_WHITEOUT)
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/* Replace with whiteout */
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ret = jffs2_whiteout(idmap, 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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@@ -898,7 +917,7 @@ static int jffs2_rename (struct mnt_idma
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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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inode_set_mtime_to_ts(old_dir_i,
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