From: Eric Biggers <ebiggers@kernel.org>
To: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH] f2fs: don't return vmalloc() memory from f2fs_kmalloc()
Date: Thu, 4 Jun 2020 21:56:06 -0700 [thread overview]
Message-ID: <20200605045606.GR2667@sol.localdomain> (raw)
In-Reply-To: <20200605011535.GA102178@google.com>
On Thu, Jun 04, 2020 at 06:15:35PM -0700, Jaegeuk Kim wrote:
> >
> > I went through every remaining caller of f2fs_kmalloc() and f2fs_kzalloc(). I
> > think we're fine, except for possibly the allocation of blkz_seq in
> > init_blkz_info(). How many zones can we expect on a zoned block device?
>
> In the worst case, it can be 16TB / 2MB = 8M entries.
In that case, I'll make init_blkz_info() use f2fs_kvzalloc() too.
- Eric
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prev parent reply other threads:[~2020-06-05 4:56 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-05 20:48 [f2fs-dev] [PATCH] f2fs: don't return vmalloc() memory from f2fs_kmalloc() Eric Biggers
2020-05-06 7:43 ` Chao Yu
2020-05-06 18:43 ` Eric Biggers
2020-05-07 3:13 ` Chao Yu
2020-05-15 19:13 ` Eric Biggers
2020-05-18 18:06 ` Jaegeuk Kim
2020-05-18 18:35 ` Eric Biggers
2020-05-18 19:10 ` Jaegeuk Kim
2020-06-04 21:06 ` Eric Biggers
2020-06-05 1:15 ` Jaegeuk Kim
2020-06-05 4:56 ` Eric Biggers [this message]
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