This is a note to let you know that I've just added the patch titled

    erofs: remove the occupied parameter from z_erofs_pagevec_enqueue()

to the 5.10-stable tree which can be found at:
    
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     erofs-remove-the-occupied-parameter-from-z_erofs_pagevec_enqueue.patch
and it can be found in the queue-5.10 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.


>From foo@baz Fri Nov 19 03:21:54 PM CET 2021
From: Gao Xiang <[email protected]>
Date: Tue, 16 Nov 2021 09:08:18 +0800
Subject: erofs: remove the occupied parameter from z_erofs_pagevec_enqueue()
To: Greg Kroah-Hartman <[email protected]>, [email protected]
Cc: [email protected], Yue Hu <[email protected]>, Gao Xiang 
<[email protected]>, Gao Xiang <[email protected]>
Message-ID: <[email protected]>

From: Yue Hu <[email protected]>

commit 7dea3de7d384f4c8156e8bd93112ba6db1eb276c upstream.

No any behavior to variable occupied in z_erofs_attach_page() which
is only caller to z_erofs_pagevec_enqueue().

Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Yue Hu <[email protected]>
Reviewed-by: Gao Xiang <[email protected]>
Signed-off-by: Gao Xiang <[email protected]>
Signed-off-by: Gao Xiang <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
 fs/erofs/zdata.c |    4 +---
 fs/erofs/zpvec.h |    5 +----
 2 files changed, 2 insertions(+), 7 deletions(-)

--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -282,7 +282,6 @@ static int z_erofs_attach_page(struct z_
                               enum z_erofs_page_type type)
 {
        int ret;
-       bool occupied;
 
        /* give priority for inplaceio */
        if (clt->mode >= COLLECT_PRIMARY &&
@@ -290,8 +289,7 @@ static int z_erofs_attach_page(struct z_
            z_erofs_try_inplace_io(clt, page))
                return 0;
 
-       ret = z_erofs_pagevec_enqueue(&clt->vector,
-                                     page, type, &occupied);
+       ret = z_erofs_pagevec_enqueue(&clt->vector, page, type);
        clt->cl->vcnt += (unsigned int)ret;
 
        return ret ? 0 : -EAGAIN;
--- a/fs/erofs/zpvec.h
+++ b/fs/erofs/zpvec.h
@@ -107,10 +107,8 @@ static inline void z_erofs_pagevec_ctor_
 
 static inline bool z_erofs_pagevec_enqueue(struct z_erofs_pagevec_ctor *ctor,
                                           struct page *page,
-                                          enum z_erofs_page_type type,
-                                          bool *occupied)
+                                          enum z_erofs_page_type type)
 {
-       *occupied = false;
        if (!ctor->next && type)
                if (ctor->index + 1 == ctor->nr)
                        return false;
@@ -125,7 +123,6 @@ static inline bool z_erofs_pagevec_enque
        /* should remind that collector->next never equal to 1, 2 */
        if (type == (uintptr_t)ctor->next) {
                ctor->next = page;
-               *occupied = true;
        }
        ctor->pages[ctor->index++] = tagptr_fold(erofs_vtptr_t, page, type);
        return true;


Patches currently in stable-queue which might be from 
[email protected] are

queue-5.10/erofs-fix-unsafe-pagevec-reuse-of-hooked-pclusters.patch
queue-5.10/erofs-remove-the-occupied-parameter-from-z_erofs_pagevec_enqueue.patch

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