+ mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix.patch added to mm-unstable branch

+ mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix
has been added to the -mm mm-unstable branch.  Its filename is
     mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days

------------------------------------------------------
From: Uladzislau Rezki <urezki@gmail.com>
Subject: mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix
Date: Mon, 4 Sep 2023 16:55:38 +0200

fix build warning

Link: https://lkml.kernel.org/r/ZPXv6o3a43xisdmc@pc636
Signed-off-by: Uladzislau Rezki <urezki@gmail.com>
Cc: Baoquan He <bhe@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Joel Fernandes (Google) <joel@joelfernandes.org>
Cc: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: Lorenzo Stoakes <lstoakes@gmail.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Oleksiy Avramchenko <oleksiy.avramchenko@sony.com>
Cc: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/vmalloc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/mm/vmalloc.c~mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix
+++ a/mm/vmalloc.c
@@ -4521,7 +4521,7 @@ static void vmap_init_free_space(void)
 	 *  |<--------------------------------->|
 	 */
 	for (busy = vmlist; busy; busy = busy->next) {
-		if (busy->addr - vmap_start > 0) {
+		if ((unsigned long) busy->addr - vmap_start > 0) {
 			free = kmem_cache_zalloc(vmap_area_cachep, GFP_NOWAIT);
 			if (!WARN_ON_ONCE(!free)) {
 				free->va_start = vmap_start;
_

Patches currently in -mm which might be from urezki@gmail.com are

mm-vmalloc-add-va_alloc-helper.patch
mm-vmalloc-rename-adjust_va_to_fit_type-function.patch
mm-vmalloc-move-vmap_init_free_space-down-in-vmallocc.patch
mm-vmalloc-remove-global-vmap_area_root-rb-tree.patch
mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix.patch
mm-vmalloc-remove-global-purge_vmap_area_root-rb-tree.patch
mm-vmalloc-offload-free_vmap_area_lock-lock.patch
mm-vmalloc-support-multiple-nodes-in-vread_iter.patch
mm-vmalloc-support-multiple-nodes-in-vmallocinfo.patch
mm-vmalloc-set-nr_nodes-node_size-based-on-cpu-cores.patch

+ mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: mm: vmalloc: mark vmap_init_free_space() with __init tag
has been added to the -mm mm-unstable branch.  Its filename is
     mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days

------------------------------------------------------
From: "Uladzislau Rezki (Sony)" <urezki@gmail.com>
Subject: mm: vmalloc: mark vmap_init_free_space() with __init tag
Date: Thu, 11 Jan 2024 14:26:28 +0100

vmap_init_free_space() is called only once therefore tag it with __init. 
Apart of that it access the "vmlist" variable that is located in
".init.data" section.

Link: https://lkml.kernel.org/r/20240111132628.299644-1-urezki@gmail.com
Fixes: 86817057732 ("mm: vmalloc: remove global vmap_area_root rb-tree")
Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202401112056.I41bELL4-lkp@intel.com/
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Baoquan He <bhe@redhat.com>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: Lorenzo Stoakes <lstoakes@gmail.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Oleksiy Avramchenko <oleksiy.avramchenko@sony.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/vmalloc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/mm/vmalloc.c~mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix
+++ a/mm/vmalloc.c
@@ -4508,7 +4508,7 @@ module_init(proc_vmalloc_init);
 
 #endif
 
-static void vmap_init_free_space(void)
+static void __init vmap_init_free_space(void)
 {
 	unsigned long vmap_start = 1;
 	const unsigned long vmap_end = ULONG_MAX;
_

Patches currently in -mm which might be from urezki@gmail.com are

mm-vmalloc-add-va_alloc-helper.patch
mm-vmalloc-rename-adjust_va_to_fit_type-function.patch
mm-vmalloc-move-vmap_init_free_space-down-in-vmallocc.patch
mm-vmalloc-remove-global-vmap_area_root-rb-tree.patch
mm-vmalloc-remove-global-vmap_area_root-rb-tree-fix.patch
mm-vmalloc-remove-vmap_area_list-fix.patch
mm-vmalloc-remove-global-purge_vmap_area_root-rb-tree.patch
mm-vmalloc-offload-free_vmap_area_lock-lock.patch
mm-vmalloc-support-multiple-nodes-in-vread_iter.patch
mm-vmalloc-support-multiple-nodes-in-vmallocinfo.patch
mm-vmalloc-set-nr_nodes-based-on-cpus-in-a-system.patch
mm-vmalloc-add-a-shrinker-to-drain-vmap-pools.patch