Re: [PATCH] fat: Avoid oops when bdi->io_pages==0

From: Sasha Levin
Date: Sun Aug 30 2020 - 10:06:08 EST


Hi

[This is an automated email]

This commit has been processed because it contains a -stable tag.
The stable tag indicates that it's relevant for the following trees: all

The bot has tested the following trees: v5.8.5, v5.4.61, v4.19.142, v4.14.195, v4.9.234, v4.4.234.

v5.8.5: Build OK!
v5.4.61: Failed to apply! Possible dependencies:
898310032b96 ("fat: improve the readahead for FAT entries")
a090a5a7d73f ("fat: fix fat_ra_init() for data clusters == 0")

v4.19.142: Failed to apply! Possible dependencies:
898310032b96 ("fat: improve the readahead for FAT entries")
a090a5a7d73f ("fat: fix fat_ra_init() for data clusters == 0")

v4.14.195: Failed to apply! Possible dependencies:
898310032b96 ("fat: improve the readahead for FAT entries")
a090a5a7d73f ("fat: fix fat_ra_init() for data clusters == 0")
f663b5b38fff ("fat: add FITRIM ioctl for FAT file system")

v4.9.234: Failed to apply! Possible dependencies:
898310032b96 ("fat: improve the readahead for FAT entries")
a090a5a7d73f ("fat: fix fat_ra_init() for data clusters == 0")
f663b5b38fff ("fat: add FITRIM ioctl for FAT file system")

v4.4.234: Failed to apply! Possible dependencies:
898310032b96 ("fat: improve the readahead for FAT entries")
8992de4cec12 ("fat: constify fatent_operations structures")
a090a5a7d73f ("fat: fix fat_ra_init() for data clusters == 0")
f663b5b38fff ("fat: add FITRIM ioctl for FAT file system")


NOTE: The patch will not be queued to stable trees until it is upstream.

How should we proceed with this patch?

--
Thanks
Sasha