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libata-5.14-2021-07-30

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Merge tag 'libata-5.14-2021-07-30' of git://git.kernel.dk/linux-block

Pull libata fixlets from Jens Axboe:

 - A fix for PIO highmem (Christoph)

 - Kill HAVE_IDE as it's now unused (Lukas)

* tag 'libata-5.14-2021-07-30' of git://git.kernel.dk/linux-block:
  arch: Kconfig: clean up obsolete use of HAVE_IDE
  libata: fix ata_pio_sector for CONFIG_HIGHMEM
This commit is contained in:
Linus Torvalds 2021-07-30 10:56:47 -07:00
commit f6c5971bb7
14 changed files with 27 additions and 26 deletions
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1
arch/alpha/Kconfig
View File

@ -14,7 +14,6 @@ config ALPHA
select PCI_SYSCALL if PCI
select HAVE_AOUT
select HAVE_ASM_MODVERSIONS
select HAVE_IDE
select HAVE_PCSPKR_PLATFORM
select HAVE_PERF_EVENTS
select NEED_DMA_MAP_STATE

6
arch/arm/Kconfig
View File

@ -95,7 +95,6 @@ config ARM
select HAVE_FUNCTION_TRACER if !XIP_KERNEL
select HAVE_GCC_PLUGINS
select HAVE_HW_BREAKPOINT if PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7)
select HAVE_IDE if PCI || ISA || PCMCIA
select HAVE_IRQ_TIME_ACCOUNTING
select HAVE_KERNEL_GZIP
select HAVE_KERNEL_LZ4
@ -361,7 +360,6 @@ config ARCH_FOOTBRIDGE
bool "FootBridge"
select CPU_SA110
select FOOTBRIDGE
select HAVE_IDE
select NEED_MACH_IO_H if !MMU
select NEED_MACH_MEMORY_H
help
@ -430,7 +428,6 @@ config ARCH_PXA
select GENERIC_IRQ_MULTI_HANDLER
select GPIO_PXA
select GPIOLIB
select HAVE_IDE
select IRQ_DOMAIN
select PLAT_PXA
select SPARSE_IRQ
@ -446,7 +443,6 @@ config ARCH_RPC
select ARM_HAS_SG_CHAIN
select CPU_SA110
select FIQ
select HAVE_IDE
select HAVE_PATA_PLATFORM
select ISA_DMA_API
select LEGACY_TIMER_TICK
@ -469,7 +465,6 @@ config ARCH_SA1100
select CPU_SA1100
select GENERIC_IRQ_MULTI_HANDLER
select GPIOLIB
select HAVE_IDE
select IRQ_DOMAIN
select ISA
select NEED_MACH_MEMORY_H
@ -505,7 +500,6 @@ config ARCH_OMAP1
select GENERIC_IRQ_CHIP
select GENERIC_IRQ_MULTI_HANDLER
select GPIOLIB
select HAVE_IDE
select HAVE_LEGACY_CLK
select IRQ_DOMAIN
select NEED_MACH_IO_H if PCCARD

1
arch/arm/mach-davinci/Kconfig
View File

@ -9,7 +9,6 @@ menuconfig ARCH_DAVINCI
select PM_GENERIC_DOMAINS_OF if PM && OF
select REGMAP_MMIO
select RESET_CONTROLLER
select HAVE_IDE
select PINCTRL_SINGLE
if ARCH_DAVINCI

1
arch/h8300/Kconfig.cpu
View File

@ -44,7 +44,6 @@ config H8300_H8MAX
bool "H8MAX"
select H83069
select RAMKERNEL
select HAVE_IDE
help
H8MAX Evaluation Board Support
More Information. (Japanese Only)

1
arch/ia64/Kconfig
View File

@ -25,7 +25,6 @@ config IA64
select HAVE_ASM_MODVERSIONS
select HAVE_UNSTABLE_SCHED_CLOCK
select HAVE_EXIT_THREAD
select HAVE_IDE
select HAVE_KPROBES
select HAVE_KRETPROBES
select HAVE_FTRACE_MCOUNT_RECORD

1
arch/m68k/Kconfig
View File

@ -23,7 +23,6 @@ config M68K
select HAVE_DEBUG_BUGVERBOSE
select HAVE_EFFICIENT_UNALIGNED_ACCESS if !CPU_HAS_NO_UNALIGNED
select HAVE_FUTEX_CMPXCHG if MMU && FUTEX
select HAVE_IDE
select HAVE_MOD_ARCH_SPECIFIC
select HAVE_UID16
select MMU_GATHER_NO_RANGE if MMU

1
arch/mips/Kconfig
View File

@ -71,7 +71,6 @@ config MIPS
select HAVE_FUNCTION_TRACER
select HAVE_GCC_PLUGINS
select HAVE_GENERIC_VDSO
select HAVE_IDE
select HAVE_IOREMAP_PROT
select HAVE_IRQ_EXIT_ON_IRQ_STACK
select HAVE_IRQ_TIME_ACCOUNTING

1
arch/parisc/Kconfig
View File

@ -3,7 +3,6 @@ config PARISC
def_bool y
select ARCH_32BIT_OFF_T if !64BIT
select ARCH_MIGHT_HAVE_PC_PARPORT
select HAVE_IDE
select HAVE_FUNCTION_TRACER
select HAVE_FUNCTION_GRAPH_TRACER
select HAVE_SYSCALL_TRACEPOINTS

1
arch/powerpc/Kconfig
View File

@ -220,7 +220,6 @@ config PPC
select HAVE_HARDLOCKUP_DETECTOR_ARCH if PPC_BOOK3S_64 && SMP
select HAVE_HARDLOCKUP_DETECTOR_PERF if PERF_EVENTS && HAVE_PERF_EVENTS_NMI && !HAVE_HARDLOCKUP_DETECTOR_ARCH
select HAVE_HW_BREAKPOINT if PERF_EVENTS && (PPC_BOOK3S || PPC_8xx)
select HAVE_IDE
select HAVE_IOREMAP_PROT
select HAVE_IRQ_EXIT_ON_IRQ_STACK
select HAVE_IRQ_TIME_ACCOUNTING

1
arch/sh/Kconfig
View File

@ -39,7 +39,6 @@ config SUPERH
select HAVE_FUTEX_CMPXCHG if FUTEX
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_HW_BREAKPOINT
select HAVE_IDE if HAS_IOPORT_MAP
select HAVE_IOREMAP_PROT if MMU && !X2TLB
select HAVE_KERNEL_BZIP2
select HAVE_KERNEL_GZIP

1
arch/sparc/Kconfig
View File

@ -19,7 +19,6 @@ config SPARC
select OF
select OF_PROMTREE
select HAVE_ASM_MODVERSIONS
select HAVE_IDE
select HAVE_ARCH_KGDB if !SMP || SPARC64
select HAVE_ARCH_TRACEHOOK
select HAVE_ARCH_SECCOMP if SPARC64

1
arch/x86/Kconfig
View File

@ -202,7 +202,6 @@ config X86
select HAVE_FUNCTION_TRACER
select HAVE_GCC_PLUGINS
select HAVE_HW_BREAKPOINT
select HAVE_IDE
select HAVE_IOREMAP_PROT
select HAVE_IRQ_EXIT_ON_IRQ_STACK if X86_64
select HAVE_IRQ_TIME_ACCOUNTING

1
arch/xtensa/Kconfig
View File

@ -327,7 +327,6 @@ config XTENSA_PLATFORM_ISS
config XTENSA_PLATFORM_XT2000
bool "XT2000"
select HAVE_IDE
help
XT2000 is the name of Tensilica's feature-rich emulation platform.
This hardware is capable of running a full Linux distribution.

35
drivers/ata/libata-sff.c
View File

@ -637,6 +637,20 @@ unsigned int ata_sff_data_xfer32(struct ata_queued_cmd *qc, unsigned char *buf,
}
EXPORT_SYMBOL_GPL(ata_sff_data_xfer32);
static void ata_pio_xfer(struct ata_queued_cmd *qc, struct page *page,
unsigned int offset, size_t xfer_size)
{
bool do_write = (qc->tf.flags & ATA_TFLAG_WRITE);
unsigned char *buf;
buf = kmap_atomic(page);
qc->ap->ops->sff_data_xfer(qc, buf + offset, xfer_size, do_write);
kunmap_atomic(buf);
if (!do_write && !PageSlab(page))
flush_dcache_page(page);
}
/**
* ata_pio_sector - Transfer a sector of data.
* @qc: Command on going
@ -648,11 +662,9 @@ EXPORT_SYMBOL_GPL(ata_sff_data_xfer32);
*/
static void ata_pio_sector(struct ata_queued_cmd *qc)
{
int do_write = (qc->tf.flags & ATA_TFLAG_WRITE);
struct ata_port *ap = qc->ap;
struct page *page;
unsigned int offset;
unsigned char *buf;
if (!qc->cursg) {
qc->curbytes = qc->nbytes;
@ -670,13 +682,20 @@ static void ata_pio_sector(struct ata_queued_cmd *qc)
DPRINTK("data %s\n", qc->tf.flags & ATA_TFLAG_WRITE ? "write" : "read");
/* do the actual data transfer */
buf = kmap_atomic(page);
ap->ops->sff_data_xfer(qc, buf + offset, qc->sect_size, do_write);
kunmap_atomic(buf);
/*
* Split the transfer when it splits a page boundary. Note that the
* split still has to be dword aligned like all ATA data transfers.
*/
WARN_ON_ONCE(offset % 4);
if (offset + qc->sect_size > PAGE_SIZE) {
unsigned int split_len = PAGE_SIZE - offset;
if (!do_write && !PageSlab(page))
flush_dcache_page(page);
ata_pio_xfer(qc, page, offset, split_len);
ata_pio_xfer(qc, nth_page(page, 1), 0,
qc->sect_size - split_len);
} else {
ata_pio_xfer(qc, page, offset, qc->sect_size);
}
qc->curbytes += qc->sect_size;
qc->cursg_ofs += qc->sect_size;