[LU-15993] ofd_commitrw() can leak pages due to failed nodemap Created: 05/Jul/22  Updated: 14/Aug/23  Resolved: 21/Jul/22

Status: Resolved
Project: Lustre
Component/s: None
Affects Version/s: None
Fix Version/s: Lustre 2.16.0, Lustre 2.15.2

Type: Bug Priority: Minor
Reporter: Alex Zhuravlev Assignee: Alex Zhuravlev
Resolution: Fixed Votes: 0
Labels: None

Issue Links:
Duplicate
Related
Severity: 3
Rank (Obsolete): 9223372036854775807

 Description   
	if (cmd == OBD_BRW_WRITE) {
		struct lu_nodemap *nodemap;
		__u32 mapped_uid, mapped_gid, mapped_projid;

		nodemap = nodemap_get_from_exp(exp);
		if (IS_ERR(nodemap))
			RETURN(PTR_ERR(nodemap));

thus ofd_commitrw_write() (so dt_bufs_put()) won't be called



 Comments   
Comment by Gerrit Updater [ 05/Jul/22 ]

"Alex Zhuravlev <bzzz@whamcloud.com>" uploaded a new patch: https://review.whamcloud.com/47873
Subject: LU-15993 ofd: don't leak pages if nodemap fails
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: ef0edc8486e4a9db7a9ba08b1c2deb6e5c2d1309

Comment by Gerrit Updater [ 18/Jul/22 ]

"Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/47873/
Subject: LU-15993 ofd: don't leak pages if nodemap fails
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: ee4b50278e4471b7c64e619e13699c560502b81e

Comment by Gerrit Updater [ 20/Jul/22 ]

"Jian Yu <yujian@whamcloud.com>" uploaded a new patch: https://review.whamcloud.com/48003
Subject: LU-15993 ofd: don't leak pages if nodemap fails
Project: fs/lustre-release
Branch: b2_15
Current Patch Set: 1
Commit: d07267b1e8277801de5c655df9d307a943891db9

Comment by Peter Jones [ 21/Jul/22 ]

Landed for 2.16

Comment by Gerrit Updater [ 20/Aug/22 ]

"Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/48003/
Subject: LU-15993 ofd: don't leak pages if nodemap fails
Project: fs/lustre-release
Branch: b2_15
Current Patch Set:
Commit: f543bb685fbcfc2a3325d903c255c7d511bc1569

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