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linux-6.10.y
linux/arch/um/drivers
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Christoph Hellwig 5535adc933 ubd: untagle discard vs write zeroes not support handling 
[ Upstream commit 31ade7d4fd ]

Discard and Write Zeroes are different operation and implemented
by different fallocate opcodes for ubd.  If one fails the other one
can work and vice versa.

Split the code to disable the operations in ubd_handler to only
disable the operation that actually failed.

Fixes: 50109b5a03 ("um: Add support for DISCARD in the UBD Driver")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-By: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Link: https://lore.kernel.org/r/20240531074837.1648501-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-08-03 08:59:10 +02:00
..
chan_kern.c tty: um: convert to u8/__u8 and size_t 2023-12-08 12:02:38 +01:00
chan_user.c TTY/Serial changes for 6.8-rc1 2024-01-18 11:37:24 -08:00
chan_user.h tty: um: convert to u8/__u8 and size_t 2023-12-08 12:02:38 +01:00
chan.h tty: um: convert to u8/__u8 and size_t 2023-12-08 12:02:38 +01:00
cow_sys.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
cow_user.c um: ubd: use 64-bit time_t where possible 2019-12-18 18:07:31 +01:00
cow.h treewide: remove editor modelines and cruft 2021-05-07 00:26:34 -07:00
daemon_kern.c um: daemon: Make default socket configurable 2022-05-27 09:00:40 +02:00
daemon_user.c um: Some fixes to build UML with musl 2020-10-11 23:13:06 +02:00
daemon.h um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
fd.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
harddog_kern.c um: harddog: fix modular build 2023-05-10 00:21:30 +02:00
harddog_user_exp.c um: harddog: fix modular build 2023-05-10 00:21:30 +02:00
harddog_user.c um: harddog: fix modular build 2023-05-10 00:21:30 +02:00
harddog.h um: harddog: fix modular build 2023-05-10 00:21:30 +02:00
hostaudio_kern.c uml: audio: fix -Wmissing-variable-declarations 2023-08-26 22:43:42 +02:00
Kconfig um: Fix hostaudio build errors 2023-08-19 23:30:22 +02:00
line.c um: Add winch to winch_handlers before registering winch IRQ 2024-04-22 22:15:27 +02:00
line.h tty: um: convert to u8/__u8 and size_t 2023-12-08 12:02:38 +01:00
Makefile um: Fix hostaudio build errors 2023-08-19 23:30:22 +02:00
mconsole_kern.c um: Refactor deprecated strncpy to memcpy 2023-08-26 22:48:38 +02:00
mconsole_kern.h um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
mconsole_user.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
mconsole.h um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
mmapper_kern.c um: mmaper: add __exit annotations to module exit funcs 2022-09-19 23:01:50 +02:00
net_kern.c um: Convert strscpy() usage to 2-argument style 2024-02-20 20:47:32 -08:00
net_user.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
null.c tty: um: convert to u8/__u8 and size_t 2023-12-08 12:02:38 +01:00
pcap_kern.c um: Make local functions and variables static 2024-04-22 21:43:03 +02:00
pcap_user.c um: Some fixes to build UML with musl 2020-10-11 23:13:06 +02:00
pcap_user.h um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
port_kern.c um: port_kern: fix -Wmissing-variable-declarations 2023-08-26 22:44:37 +02:00
port_user.c um: port_user: Improve error handling when port-helper is not found 2022-03-11 10:55:55 +01:00
port.h um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
pty.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
random.c hwrng: core - treat default_quality as a maximum and default to 1024 2022-11-18 16:59:34 +08:00
rtc_kern.c um: rtc: Convert to platform remove callback returning void 2024-04-30 14:18:49 +02:00
rtc_user.c isystem: trim/fixup stdarg.h and other headers 2021-08-19 09:02:55 +09:00
rtc.h um: add a pseudo RTC 2021-02-12 21:38:52 +01:00
slip_common.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
slip_common.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
slip_kern.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
slip_user.c um: fix error return code in slip_open() 2021-06-17 22:10:05 +02:00
slip.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
slirp_kern.c um: fix 3 instances of -Wmissing-prototypes 2023-08-26 22:45:05 +02:00
slirp_user.c um: slirp: remove set but unused variable 'pid' 2024-04-22 22:26:41 +02:00
slirp.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
ssl.c um: Do not initialise statics to 0. 2022-09-19 23:10:07 +02:00
stderr_console.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
stdio_console.c um: Do not initialise statics to 0. 2022-09-19 23:10:07 +02:00
stdio_console.h um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
tty.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
ubd_kern.c ubd: untagle discard vs write zeroes not support handling 2024-08-03 08:59:10 +02:00
ubd_user.c um: Make local functions and variables static 2024-04-22 21:43:03 +02:00
ubd.h um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
umcast_kern.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
umcast_user.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
umcast.h um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
vde_kern.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
vde_user.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
vde.h um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
vector_kern.c um: vector: remove unused len variable/calculation 2024-04-22 22:29:31 +02:00
vector_kern.h um: Migrate vector drivers to NAPI 2022-03-11 10:45:21 +01:00
vector_transports.c um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00
vector_user.c um: Convert strscpy() usage to 2-argument style 2024-02-20 20:47:32 -08:00
vector_user.h uml: vector: Remove unused definitions VECTOR_{WRITE,HEADERS} 2023-02-13 10:14:32 +01:00
vhost_user.h um: virtio: Replace zero-length array with flexible-array 2020-06-02 22:38:00 +02:00
virt-pci.c um: virt-pci: drop owner assignment 2024-05-22 08:31:16 -04:00
virtio_uml.c um: virtio_uml: Convert to platform remove callback returning void 2024-04-30 14:19:03 +02:00
xterm_kern.c um: fix 3 instances of -Wmissing-prototypes 2023-08-26 22:45:05 +02:00
xterm.c um: xterm: Make default terminal emulator configurable 2022-05-27 08:50:07 +02:00
xterm.h um: Add SPDX headers for files in arch/um/drivers 2019-09-15 21:37:16 +02:00