Re: [PATCH v2] target: fix tcm_loop build errors when SCSI=m
On 08/06/2018 04:29 PM, Randy Dunlap wrote: > On 08/06/2018 04:26 PM, Bart Van Assche wrote: >> On Mon, 2018-08-06 at 16:20 -0700, Randy Dunlap wrote: >>> Fixes: 3703b2c5d041 ("[SCSI] tcm_loop: Add multi-fabric Linux/SCSI LLD >>>fabric module") >> >> From drivers/target/Kconfig on Linus' master branch: >> >> menuconfig TARGET_CORE >> tristate "Generic Target Core Mod (TCM) and ConfigFS Infrastructure" >> depends on SCSI && BLOCK >> >> if TARGET_CORE >> [ ... ] >> source "drivers/target/loopback/Kconfig" >> endif >> >> In other words, the loopback driver already depends on SCSI. So I doubt that >> this is a longstanding issue. Did you encounter this with Linus' master >> branch >> or rather with linux-next? > > Darn. Thanks for the info. > > I encountered it in linux-next. I'll dig deeper. For TARGET_CORE, the depends on SCSI has been removed in linux-next. That allows the kconfig to go sideways. -- ~Randy
Re: [PATCH v2] target: fix tcm_loop build errors when SCSI=m
On Mon, 2018-08-06 at 16:29 -0700, Randy Dunlap wrote: > On 08/06/2018 04:26 PM, Bart Van Assche wrote: > > On Mon, 2018-08-06 at 16:20 -0700, Randy Dunlap wrote: > > > Fixes: 3703b2c5d041 ("[SCSI] tcm_loop: Add multi-fabric Linux/SCSI LLD > > >fabric module") > > > > From drivers/target/Kconfig on Linus' master branch: > > > > menuconfig TARGET_CORE > > tristate "Generic Target Core Mod (TCM) and ConfigFS Infrastructure" > > depends on SCSI && BLOCK > > > > if TARGET_CORE > > [ ... ] > > source "drivers/target/loopback/Kconfig" > > endif > > > > In other words, the loopback driver already depends on SCSI. So I doubt that > > this is a longstanding issue. Did you encounter this with Linus' master > > branch > > or rather with linux-next? > > Darn. Thanks for the info. > > I encountered it in linux-next. I'll dig deeper. This patch series may be what you are looking for: "[PATCH v2 0/9] block: Consolidate scsi sense buffer usage" (https://lkml.org/lkml/2018/7/31/829). Bart.
Re: [PATCH v2] target: fix tcm_loop build errors when SCSI=m
On 08/06/2018 04:26 PM, Bart Van Assche wrote: > On Mon, 2018-08-06 at 16:20 -0700, Randy Dunlap wrote: >> Fixes: 3703b2c5d041 ("[SCSI] tcm_loop: Add multi-fabric Linux/SCSI LLD >>fabric module") > > From drivers/target/Kconfig on Linus' master branch: > > menuconfig TARGET_CORE > tristate "Generic Target Core Mod (TCM) and ConfigFS Infrastructure" > depends on SCSI && BLOCK > > if TARGET_CORE > [ ... ] > source "drivers/target/loopback/Kconfig" > endif > > In other words, the loopback driver already depends on SCSI. So I doubt that > this is a longstanding issue. Did you encounter this with Linus' master branch > or rather with linux-next? Darn. Thanks for the info. I encountered it in linux-next. I'll dig deeper. -- ~Randy
Re: [PATCH v2] target: fix tcm_loop build errors when SCSI=m
On Mon, 2018-08-06 at 16:20 -0700, Randy Dunlap wrote: > Fixes: 3703b2c5d041 ("[SCSI] tcm_loop: Add multi-fabric Linux/SCSI LLD >fabric module") >From drivers/target/Kconfig on Linus' master branch: menuconfig TARGET_CORE tristate "Generic Target Core Mod (TCM) and ConfigFS Infrastructure" depends on SCSI && BLOCK if TARGET_CORE [ ... ] source "drivers/target/loopback/Kconfig" endif In other words, the loopback driver already depends on SCSI. So I doubt that this is a longstanding issue. Did you encounter this with Linus' master branch or rather with linux-next? Thanks, Bart.
[PATCH v2] target: fix tcm_loop build errors when SCSI=m
From: Randy Dunlap Fix build errors when CONFIG_SCSI=m and CONFIG_LOOPBACK_TARGET=y by making LOOPBACK_TARGET depend on SCSI. drivers/target/loopback/tcm_loop.o: In function `tcm_loop_port_link': tcm_loop.c:(.text+0x445): undefined reference to `scsi_add_device' drivers/target/loopback/tcm_loop.o: In function `tcm_loop_driver_remove': tcm_loop.c:(.text+0x55c): undefined reference to `scsi_remove_host' tcm_loop.c:(.text+0x564): undefined reference to `scsi_host_put' drivers/target/loopback/tcm_loop.o: In function `tcm_loop_submission_work': tcm_loop.c:(.text+0x7c4): undefined reference to `scmd_printk' drivers/target/loopback/tcm_loop.o: In function `tcm_loop_driver_probe': tcm_loop.c:(.text+0x7fb): undefined reference to `scsi_host_alloc' tcm_loop.c:(.text+0x85b): undefined reference to `scsi_add_host_with_dma' tcm_loop.c:(.text+0x896): undefined reference to `scsi_host_put' drivers/target/loopback/tcm_loop.o: In function `tcm_loop_port_unlink': tcm_loop.c:(.text+0x962): undefined reference to `scsi_device_lookup' tcm_loop.c:(.text+0x972): undefined reference to `scsi_remove_device' tcm_loop.c:(.text+0x97a): undefined reference to `scsi_device_put' drivers/target/loopback/tcm_loop.o:(.data+0x210): undefined reference to `scsi_change_queue_depth' Fixes: 3703b2c5d041 ("[SCSI] tcm_loop: Add multi-fabric Linux/SCSI LLD fabric module") Signed-off-by: Randy Dunlap Cc: "Nicholas A. Bellinger" Cc: linux-scsi@vger.kernel.org Cc: target-de...@vger.kernel.org Cc: Bart Van Assche Cc: sta...@vger.kernel.org # 2.6.39++ --- v2: add Fixes: and Cc:stable drivers/target/loopback/Kconfig |1 + 1 file changed, 1 insertion(+) --- linux-next-20180806.orig/drivers/target/loopback/Kconfig +++ linux-next-20180806/drivers/target/loopback/Kconfig @@ -1,5 +1,6 @@ config LOOPBACK_TARGET tristate "TCM Virtual SAS target and Linux/SCSI LDD fabric loopback module" + depends on SCSI help Say Y here to enable the TCM Virtual SAS target and Linux/SCSI LLD fabric loopback module.