The patch titled
Subject: mm: cma: print cma name as well in cma_alloc debug
has been added to the -mm mm-unstable branch. Its filename is
mm-cma-print-cma-name-as-well-in-cma_alloc-debug.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-cma-print-cma-name-as-well-in-cma_alloc-debug.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: Pintu Kumar <quic_pintu@xxxxxxxxxxx>
Subject: mm: cma: print cma name as well in cma_alloc debug
Date: Fri, 7 Jul 2023 00:03:34 +0530
CMA allocation can happen either from global cma or from dedicated cma
region.
Thus it is helpful to print cma name as well during initial
debugging to confirm cma regions were getting initialized or not.
Link: https://lkml.kernel.org/r/1688668414-12350-1-git-send-email-quic_pintu@xxxxxxxxxxx
Signed-off-by: Pintu Kumar <quic_pintu@xxxxxxxxxxx>
Signed-off-by: Pintu Agarwal <pintu.ping@xxxxxxxxx>
Cc: Minchan Kim <minchan@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/cma.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/mm/cma.c~mm-cma-print-cma-name-as-well-in-cma_alloc-debug
+++ a/mm/cma.c
@@ -436,8 +436,8 @@ struct page *cma_alloc(struct cma *cma,
if (!cma || !cma->count || !cma->bitmap)
goto out;
- pr_debug("%s(cma %p, count %lu, align %d)\n", __func__, (void *)cma,
- count, align);
+ pr_debug("%s(cma %p, name: %s, count %lu, align %d)\n", __func__,
+ (void *)cma, cma->name, count, align);
if (!count)
goto out;
_
Patches currently in -mm which might be from quic_pintu@xxxxxxxxxxx are
mm-cma-print-cma-name-as-well-in-cma_alloc-debug.patch
