Diffusion FreeBSD src repository 5b5b7e2ca2fa

vfs: always retain path buffer after lookup
5b5b7e2ca2fa
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Description

vfs: always retain path buffer after lookup

This removes some of the complexity needed to maintain HASBUF and
allows for removing injecting SAVENAME by filesystems.

Reviewed by: kib (previous version)
Differential Revision: https://reviews.freebsd.org/D36542

Details

Provenance

mjg	Authored on Sep 17 2022, 9:10 AM

Reviewer

kib

Differential Revision

D36542: vfs: always retain path buffer after lookup

Parents

rG3df3d88cc5e2: vfs: move cn_nameptr assignment out of namei_getpath

Branches

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Event Timeline

mjg committed rG5b5b7e2ca2fa: vfs: always retain path buffer after lookup (authored by mjg).Sep 17 2022, 9:10 AM

mjg mentioned this in rGaede6a9670aa: vfs: fixup parse_mount_dev_present after….Sep 17 2022, 10:37 AM

mjg mentioned this in rGb77bdfdb67c2: vfs: fix non-INVARIANTS build after 5b5b7e2ca2fa9a2418dd51749f4ef6f881ae7179.Sep 17 2022, 10:45 AM

mjg mentioned this in D36542: vfs: always retain path buffer after lookup.Sep 17 2022, 12:19 PM

mjg added an edge: D36542: vfs: always retain path buffer after lookup.Oct 19 2022, 1:09 PM

mjg mentioned this in rG35c872422c8c: vfs: whack leftover cn_origflags.Mar 12 2023, 7:08 PM

rmacklem mentioned this in rG9cd3860c10b6: nfsd: Fix slow leaks of NAMEI buffers.Aug 15 2025, 7:14 PM

rmacklem mentioned this in rGb06973a2f2a8: nfsd: Fix slow leaks of NAMEI buffers.Aug 29 2025, 3:23 AM

Changes (26)

Path

Size

sys/

contrib/

openzfs/

module/

os/

freebsd/

zfs/

zfs_vnops_os.c

fs/

devfs/

ext2fs/

fuse/

msdosfs/

nfsclient/

nfsserver/

smbfs/

tmpfs/

unionfs/

kern/

sys/

ufs/

rG5b5b7e2ca2fa

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sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops_os.c

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sys/fs/devfs/devfs_vnops.c

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sys/fs/ext2fs/ext2_lookup.c

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sys/fs/ext2fs/ext2_vnops.c

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sys/fs/fuse/fuse_vnops.c

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sys/fs/msdosfs/msdosfs_lookup.c

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sys/fs/msdosfs/msdosfs_vnops.c

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sys/fs/nfsclient/nfs_clvnops.c

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sys/fs/nfsserver/nfs_nfsdport.c

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sys/fs/nfsserver/nfs_nfsdserv.c

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sys/fs/smbfs/smbfs_vnops.c

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sys/fs/tmpfs/tmpfs_subr.c

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sys/fs/tmpfs/tmpfs_vnops.c

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sys/fs/unionfs/union_subr.c

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sys/fs/unionfs/union_vnops.c

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sys/kern/kern_exec.c

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sys/kern/uipc_mqueue.c

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sys/kern/uipc_usrreq.c

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sys/kern/vfs_cache.c

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sys/kern/vfs_lookup.c

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sys/kern/vfs_subr.c

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sys/kern/vfs_syscalls.c

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sys/sys/namei.h

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sys/sys/param.h

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sys/ufs/ufs/ufs_lookup.c

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vfs: always retain path buffer after lookup5b5b7e2ca2faActions

Description

Details

Event Timeline

Changes (26)

rG5b5b7e2ca2fa

sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vnops_os.c

sys/fs/devfs/devfs_vnops.c

sys/fs/ext2fs/ext2_lookup.c

sys/fs/ext2fs/ext2_vnops.c

sys/fs/fuse/fuse_vnops.c

sys/fs/msdosfs/msdosfs_lookup.c

sys/fs/msdosfs/msdosfs_vnops.c

sys/fs/nfsclient/nfs_clvnops.c

sys/fs/nfsserver/nfs_nfsdport.c

sys/fs/nfsserver/nfs_nfsdserv.c

sys/fs/smbfs/smbfs_vnops.c

sys/fs/tmpfs/tmpfs_subr.c

sys/fs/tmpfs/tmpfs_vnops.c

sys/fs/unionfs/union_subr.c

sys/fs/unionfs/union_vnops.c

sys/kern/kern_exec.c

sys/kern/uipc_mqueue.c

sys/kern/uipc_usrreq.c

sys/kern/vfs_cache.c

sys/kern/vfs_lookup.c

sys/kern/vfs_subr.c

sys/kern/vfs_syscalls.c

sys/sys/namei.h

sys/sys/param.h

sys/ufs/ufs/ufs_lookup.c

sys/ufs/ufs/ufs_vnops.c

vfs: always retain path buffer after lookup
5b5b7e2ca2fa
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