On Thu, Oct 26, 2017 at 03:54:15PM +0100, Lorenzo Pieralisi wrote:
> The introduction of {map/swizzle}_irq() hooks in the
> struct pci_host_bridge allowed to replace the pci_fixup_irqs()
> PCI IRQ allocation in alpha arch PCI code with per-bridge
> map/swizzle functions with commit 0e4c2eeb758a ("alpha/PCI: Replace
> pci_fixup_irqs() call with host bridge IRQ mapping hooks").
>
> As a side effect of converting PCI IRQ allocation to the struct
> pci_host_bridge {map/swizzle}_irq() hooks mechanism, the actual PCI IRQ
> allocation function (ie pci_assign_irq()) is carried out per-device in
> pci_device_probe() that is called when a PCI device driver is about to
> be probed.
>
> This means that, for drivers compiled as loadable modules, the actual
> PCI device IRQ allocation can now happen after the system has booted so the
> struct pci_host_bridge {map/swizzle}_irq() hooks pci_assign_irq() relies
> on must stay valid after the system has booted so that PCI core can
> carry out PCI IRQ allocation correctly.
>
> Most of the alpha board structures pci_map_irq() and pci_swizzle() hooks
> (that are used to initialize their struct pci_host_bridge equivalent
> through the alpha_mv global variable - that represents the struct
> alpha_machine_vector of the running kernel) are marked as
> __init/__initdata; this causes freed memory dereferences when PCI IRQ
> allocation is carried out after the kernel has booted (ie when loading
> PCI drivers as loadable module) because when the kernel tries to bind
> the PCI device to its (module) driver, the function pci_assign_irq() is
> called, that in turn retrieves the struct pci_host_bridge
> {map/swizzle}_irq() hooks to carry out PCI IRQ allocation; if those
> hooks are marked as __init code/__initdata they point at freed/invalid
> memory.
>
> Fix the issue by removing the __init/__initdata markers from all subarch
> struct alpha_machine_vector.pci_map_irq()/pci_swizzle() functions (and
> data).
>
> Fixes: 0e4c2eeb758a ("alpha/PCI: Replace pci_fixup_irqs() call with host bridge IRQ mapping hooks")
> Link: http://lkml.kernel.org/r/alpine.LRH.2.21.1710251043170.7098@xxxxxxxxxx
> Reported-by: Meelis Roos <mroos@xxxxxxxx>
> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx>
> Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> Cc: Richard Henderson <rth@xxxxxxxxxxx>
> Cc: Ivan Kokshaysky <ink@xxxxxxxxxxxxxxxxxxxx>
> Cc: Meelis Roos <mroos@xxxxxxxx>
> Cc: Matt Turner <mattst88@xxxxxxxxx>
Applied to for-linus for v4.14, thanks!
> ---
> arch/alpha/kernel/sys_alcor.c | 4 ++--
> arch/alpha/kernel/sys_cabriolet.c | 12 ++++++------
> arch/alpha/kernel/sys_dp264.c | 20 ++++++++++----------
> arch/alpha/kernel/sys_eb64p.c | 4 ++--
> arch/alpha/kernel/sys_eiger.c | 4 ++--
> arch/alpha/kernel/sys_miata.c | 6 +++---
> arch/alpha/kernel/sys_mikasa.c | 4 ++--
> arch/alpha/kernel/sys_nautilus.c | 2 +-
> arch/alpha/kernel/sys_noritake.c | 6 +++---
> arch/alpha/kernel/sys_rawhide.c | 4 ++--
> arch/alpha/kernel/sys_ruffian.c | 6 +++---
> arch/alpha/kernel/sys_rx164.c | 4 ++--
> arch/alpha/kernel/sys_sable.c | 10 +++++-----
> arch/alpha/kernel/sys_sio.c | 8 ++++----
> arch/alpha/kernel/sys_sx164.c | 4 ++--
> arch/alpha/kernel/sys_takara.c | 6 +++---
> arch/alpha/kernel/sys_wildfire.c | 4 ++--
> 17 files changed, 54 insertions(+), 54 deletions(-)
>
> diff --git a/arch/alpha/kernel/sys_alcor.c b/arch/alpha/kernel/sys_alcor.c
> index 118dc6a..7ad074f 100644
> --- a/arch/alpha/kernel/sys_alcor.c
> +++ b/arch/alpha/kernel/sys_alcor.c
> @@ -181,10 +181,10 @@ alcor_init_irq(void)
> * comes in on. This makes interrupt processing much easier.
> */
>
> -static int __init
> +static int
> alcor_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[7][5] __initdata = {
> + static char irq_tab[7][5] = {
> /*INT INTA INTB INTC INTD */
> /* note: IDSEL 17 is XLT only */
> {16+13, 16+13, 16+13, 16+13, 16+13}, /* IdSel 17, TULIP */
> diff --git a/arch/alpha/kernel/sys_cabriolet.c b/arch/alpha/kernel/sys_cabriolet.c
> index 4c50f8f4..c0fa1fe 100644
> --- a/arch/alpha/kernel/sys_cabriolet.c
> +++ b/arch/alpha/kernel/sys_cabriolet.c
> @@ -173,10 +173,10 @@ pc164_init_irq(void)
> * because it is the Saturn IO (SIO) PCI/ISA Bridge Chip.
> */
>
> -static inline int __init
> +static inline int
> eb66p_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[5][5] __initdata = {
> + static char irq_tab[5][5] = {
> /*INT INTA INTB INTC INTD */
> {16+0, 16+0, 16+5, 16+9, 16+13}, /* IdSel 6, slot 0, J25 */
> {16+1, 16+1, 16+6, 16+10, 16+14}, /* IdSel 7, slot 1, J26 */
> @@ -203,10 +203,10 @@ eb66p_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> * because it is the Saturn IO (SIO) PCI/ISA Bridge Chip.
> */
>
> -static inline int __init
> +static inline int
> cabriolet_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[5][5] __initdata = {
> + static char irq_tab[5][5] = {
> /*INT INTA INTB INTC INTD */
> { 16+2, 16+2, 16+7, 16+11, 16+15}, /* IdSel 5, slot 2, J21 */
> { 16+0, 16+0, 16+5, 16+9, 16+13}, /* IdSel 6, slot 0, J19 */
> @@ -287,10 +287,10 @@ cia_cab_init_pci(void)
> *
> */
>
> -static inline int __init
> +static inline int
> alphapc164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[7][5] __initdata = {
> + static char irq_tab[7][5] = {
> /*INT INTA INTB INTC INTD */
> { 16+2, 16+2, 16+9, 16+13, 16+17}, /* IdSel 5, slot 2, J20 */
> { 16+0, 16+0, 16+7, 16+11, 16+15}, /* IdSel 6, slot 0, J29 */
> diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c
> index 6c35159..9e1e40e 100644
> --- a/arch/alpha/kernel/sys_dp264.c
> +++ b/arch/alpha/kernel/sys_dp264.c
> @@ -356,7 +356,7 @@ clipper_init_irq(void)
> * 10 64 bit PCI option slot 3 (not bus 0)
> */
>
> -static int __init
> +static int
> isa_irq_fixup(const struct pci_dev *dev, int irq)
> {
> u8 irq8;
> @@ -372,10 +372,10 @@ isa_irq_fixup(const struct pci_dev *dev, int irq)
> return irq8 & 0xf;
> }
>
> -static int __init
> +static int
> dp264_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[6][5] __initdata = {
> + static char irq_tab[6][5] = {
> /*INT INTA INTB INTC INTD */
> { -1, -1, -1, -1, -1}, /* IdSel 5 ISA Bridge */
> { 16+ 3, 16+ 3, 16+ 2, 16+ 2, 16+ 2}, /* IdSel 6 SCSI builtin*/
> @@ -394,10 +394,10 @@ dp264_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> return isa_irq_fixup(dev, irq);
> }
>
> -static int __init
> +static int
> monet_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[13][5] __initdata = {
> + static char irq_tab[13][5] = {
> /*INT INTA INTB INTC INTD */
> { 45, 45, 45, 45, 45}, /* IdSel 3 21143 PCI1 */
> { -1, -1, -1, -1, -1}, /* IdSel 4 unused */
> @@ -423,7 +423,7 @@ monet_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> return isa_irq_fixup(dev, COMMON_TABLE_LOOKUP);
> }
>
> -static u8 __init
> +static u8
> monet_swizzle(struct pci_dev *dev, u8 *pinp)
> {
> struct pci_controller *hose = dev->sysdata;
> @@ -456,10 +456,10 @@ monet_swizzle(struct pci_dev *dev, u8 *pinp)
> return slot;
> }
>
> -static int __init
> +static int
> webbrick_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[13][5] __initdata = {
> + static char irq_tab[13][5] = {
> /*INT INTA INTB INTC INTD */
> { -1, -1, -1, -1, -1}, /* IdSel 7 ISA Bridge */
> { -1, -1, -1, -1, -1}, /* IdSel 8 unused */
> @@ -478,10 +478,10 @@ webbrick_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> return isa_irq_fixup(dev, COMMON_TABLE_LOOKUP);
> }
>
> -static int __init
> +static int
> clipper_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[7][5] __initdata = {
> + static char irq_tab[7][5] = {
> /*INT INTA INTB INTC INTD */
> { 16+ 8, 16+ 8, 16+ 9, 16+10, 16+11}, /* IdSel 1 slot 1 */
> { 16+12, 16+12, 16+13, 16+14, 16+15}, /* IdSel 2 slot 2 */
> diff --git a/arch/alpha/kernel/sys_eb64p.c b/arch/alpha/kernel/sys_eb64p.c
> index ad40a42..372661c 100644
> --- a/arch/alpha/kernel/sys_eb64p.c
> +++ b/arch/alpha/kernel/sys_eb64p.c
> @@ -167,10 +167,10 @@ eb64p_init_irq(void)
> * comes in on. This makes interrupt processing much easier.
> */
>
> -static int __init
> +static int
> eb64p_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[5][5] __initdata = {
> + static char irq_tab[5][5] = {
> /*INT INTA INTB INTC INTD */
> {16+7, 16+7, 16+7, 16+7, 16+7}, /* IdSel 5, slot ?, ?? */
> {16+0, 16+0, 16+2, 16+4, 16+9}, /* IdSel 6, slot ?, ?? */
> diff --git a/arch/alpha/kernel/sys_eiger.c b/arch/alpha/kernel/sys_eiger.c
> index 15f4208..2731738 100644
> --- a/arch/alpha/kernel/sys_eiger.c
> +++ b/arch/alpha/kernel/sys_eiger.c
> @@ -141,7 +141,7 @@ eiger_init_irq(void)
> }
> }
>
> -static int __init
> +static int
> eiger_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> u8 irq_orig;
> @@ -158,7 +158,7 @@ eiger_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> return irq_orig - 0x80;
> }
>
> -static u8 __init
> +static u8
> eiger_swizzle(struct pci_dev *dev, u8 *pinp)
> {
> struct pci_controller *hose = dev->sysdata;
> diff --git a/arch/alpha/kernel/sys_miata.c b/arch/alpha/kernel/sys_miata.c
> index d5b9776..731d693f 100644
> --- a/arch/alpha/kernel/sys_miata.c
> +++ b/arch/alpha/kernel/sys_miata.c
> @@ -149,10 +149,10 @@ miata_init_irq(void)
> * comes in on. This makes interrupt processing much easier.
> */
>
> -static int __init
> +static int
> miata_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[18][5] __initdata = {
> + static char irq_tab[18][5] = {
> /*INT INTA INTB INTC INTD */
> {16+ 8, 16+ 8, 16+ 8, 16+ 8, 16+ 8}, /* IdSel 14, DC21142 */
> { -1, -1, -1, -1, -1}, /* IdSel 15, EIDE */
> @@ -196,7 +196,7 @@ miata_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> return COMMON_TABLE_LOOKUP;
> }
>
> -static u8 __init
> +static u8
> miata_swizzle(struct pci_dev *dev, u8 *pinp)
> {
> int slot, pin = *pinp;
> diff --git a/arch/alpha/kernel/sys_mikasa.c b/arch/alpha/kernel/sys_mikasa.c
> index 5e82dc1..350ec9c 100644
> --- a/arch/alpha/kernel/sys_mikasa.c
> +++ b/arch/alpha/kernel/sys_mikasa.c
> @@ -145,10 +145,10 @@ mikasa_init_irq(void)
> * comes in on. This makes interrupt processing much easier.
> */
>
> -static int __init
> +static int
> mikasa_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[8][5] __initdata = {
> + static char irq_tab[8][5] = {
> /*INT INTA INTB INTC INTD */
> {16+12, 16+12, 16+12, 16+12, 16+12}, /* IdSel 17, SCSI */
> { -1, -1, -1, -1, -1}, /* IdSel 18, PCEB */
> diff --git a/arch/alpha/kernel/sys_nautilus.c b/arch/alpha/kernel/sys_nautilus.c
> index 8ae04a1..d019e4c 100644
> --- a/arch/alpha/kernel/sys_nautilus.c
> +++ b/arch/alpha/kernel/sys_nautilus.c
> @@ -62,7 +62,7 @@ nautilus_init_irq(void)
> common_init_isa_dma();
> }
>
> -static int __init
> +static int
> nautilus_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> /* Preserve the IRQ set up by the console. */
> diff --git a/arch/alpha/kernel/sys_noritake.c b/arch/alpha/kernel/sys_noritake.c
> index 063e594..2301678 100644
> --- a/arch/alpha/kernel/sys_noritake.c
> +++ b/arch/alpha/kernel/sys_noritake.c
> @@ -193,10 +193,10 @@ noritake_init_irq(void)
> * comes in on. This makes interrupt processing much easier.
> */
>
> -static int __init
> +static int
> noritake_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[15][5] __initdata = {
> + static char irq_tab[15][5] = {
> /*INT INTA INTB INTC INTD */
> /* note: IDSELs 16, 17, and 25 are CORELLE only */
> { 16+1, 16+1, 16+1, 16+1, 16+1}, /* IdSel 16, QLOGIC */
> @@ -221,7 +221,7 @@ noritake_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> return COMMON_TABLE_LOOKUP;
> }
>
> -static u8 __init
> +static u8
> noritake_swizzle(struct pci_dev *dev, u8 *pinp)
> {
> int slot, pin = *pinp;
> diff --git a/arch/alpha/kernel/sys_rawhide.c b/arch/alpha/kernel/sys_rawhide.c
> index dfd510a..546822d 100644
> --- a/arch/alpha/kernel/sys_rawhide.c
> +++ b/arch/alpha/kernel/sys_rawhide.c
> @@ -221,10 +221,10 @@ rawhide_init_irq(void)
> *
> */
>
> -static int __init
> +static int
> rawhide_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[5][5] __initdata = {
> + static char irq_tab[5][5] = {
> /*INT INTA INTB INTC INTD */
> { 16+16, 16+16, 16+16, 16+16, 16+16}, /* IdSel 1 SCSI PCI 1 */
> { 16+ 0, 16+ 0, 16+ 1, 16+ 2, 16+ 3}, /* IdSel 2 slot 2 */
> diff --git a/arch/alpha/kernel/sys_ruffian.c b/arch/alpha/kernel/sys_ruffian.c
> index a3f4852..3b35e19 100644
> --- a/arch/alpha/kernel/sys_ruffian.c
> +++ b/arch/alpha/kernel/sys_ruffian.c
> @@ -117,10 +117,10 @@ ruffian_kill_arch (int mode)
> *
> */
>
> -static int __init
> +static int
> ruffian_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[11][5] __initdata = {
> + static char irq_tab[11][5] = {
> /*INT INTA INTB INTC INTD */
> {-1, -1, -1, -1, -1}, /* IdSel 13, 21052 */
> {-1, -1, -1, -1, -1}, /* IdSel 14, SIO */
> @@ -139,7 +139,7 @@ ruffian_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> return COMMON_TABLE_LOOKUP;
> }
>
> -static u8 __init
> +static u8
> ruffian_swizzle(struct pci_dev *dev, u8 *pinp)
> {
> int slot, pin = *pinp;
> diff --git a/arch/alpha/kernel/sys_rx164.c b/arch/alpha/kernel/sys_rx164.c
> index 08ee737..e178007 100644
> --- a/arch/alpha/kernel/sys_rx164.c
> +++ b/arch/alpha/kernel/sys_rx164.c
> @@ -142,7 +142,7 @@ rx164_init_irq(void)
> *
> */
>
> -static int __init
> +static int
> rx164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> #if 0
> @@ -156,7 +156,7 @@ rx164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> { 16+1, 16+1, 16+6, 16+11, 16+16}, /* IdSel 10, slot 4 */
> };
> #else
> - static char irq_tab[6][5] __initdata = {
> + static char irq_tab[6][5] = {
> /*INT INTA INTB INTC INTD */
> { 16+0, 16+0, 16+6, 16+11, 16+16}, /* IdSel 5, slot 0 */
> { 16+1, 16+1, 16+7, 16+12, 16+17}, /* IdSel 6, slot 1 */
> diff --git a/arch/alpha/kernel/sys_sable.c b/arch/alpha/kernel/sys_sable.c
> index 8a0aa6d..86d259c 100644
> --- a/arch/alpha/kernel/sys_sable.c
> +++ b/arch/alpha/kernel/sys_sable.c
> @@ -192,10 +192,10 @@ sable_init_irq(void)
> * with the values in the irq swizzling tables above.
> */
>
> -static int __init
> +static int
> sable_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[9][5] __initdata = {
> + static char irq_tab[9][5] = {
> /*INT INTA INTB INTC INTD */
> { 32+0, 32+0, 32+0, 32+0, 32+0}, /* IdSel 0, TULIP */
> { 32+1, 32+1, 32+1, 32+1, 32+1}, /* IdSel 1, SCSI */
> @@ -374,10 +374,10 @@ lynx_init_irq(void)
> * with the values in the irq swizzling tables above.
> */
>
> -static int __init
> +static int
> lynx_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[19][5] __initdata = {
> + static char irq_tab[19][5] = {
> /*INT INTA INTB INTC INTD */
> { -1, -1, -1, -1, -1}, /* IdSel 13, PCEB */
> { -1, -1, -1, -1, -1}, /* IdSel 14, PPB */
> @@ -404,7 +404,7 @@ lynx_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> return COMMON_TABLE_LOOKUP;
> }
>
> -static u8 __init
> +static u8
> lynx_swizzle(struct pci_dev *dev, u8 *pinp)
> {
> int slot, pin = *pinp;
> diff --git a/arch/alpha/kernel/sys_sio.c b/arch/alpha/kernel/sys_sio.c
> index febd24e..9fd2895 100644
> --- a/arch/alpha/kernel/sys_sio.c
> +++ b/arch/alpha/kernel/sys_sio.c
> @@ -144,7 +144,7 @@ sio_fixup_irq_levels(unsigned int level_bits)
> outb((level_bits >> 8) & 0xff, 0x4d1);
> }
>
> -static inline int __init
> +static inline int
> noname_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> /*
> @@ -165,7 +165,7 @@ noname_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> * that they use the default INTA line, if they are interrupt
> * driven at all).
> */
> - static char irq_tab[][5] __initdata = {
> + static char irq_tab[][5] = {
> /*INT A B C D */
> { 3, 3, 3, 3, 3}, /* idsel 6 (53c810) */
> {-1, -1, -1, -1, -1}, /* idsel 7 (SIO: PCI/ISA bridge) */
> @@ -183,10 +183,10 @@ noname_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> return irq >= 0 ? tmp : -1;
> }
>
> -static inline int __init
> +static inline int
> p2k_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[][5] __initdata = {
> + static char irq_tab[][5] = {
> /*INT A B C D */
> { 0, 0, -1, -1, -1}, /* idsel 6 (53c810) */
> {-1, -1, -1, -1, -1}, /* idsel 7 (SIO: PCI/ISA bridge) */
> diff --git a/arch/alpha/kernel/sys_sx164.c b/arch/alpha/kernel/sys_sx164.c
> index d063b36..23eee54 100644
> --- a/arch/alpha/kernel/sys_sx164.c
> +++ b/arch/alpha/kernel/sys_sx164.c
> @@ -94,10 +94,10 @@ sx164_init_irq(void)
> * 9 32 bit PCI option slot 3
> */
>
> -static int __init
> +static int
> sx164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[5][5] __initdata = {
> + static char irq_tab[5][5] = {
> /*INT INTA INTB INTC INTD */
> { 16+ 9, 16+ 9, 16+13, 16+17, 16+21}, /* IdSel 5 slot 2 J17 */
> { 16+11, 16+11, 16+15, 16+19, 16+23}, /* IdSel 6 slot 0 J19 */
> diff --git a/arch/alpha/kernel/sys_takara.c b/arch/alpha/kernel/sys_takara.c
> index dd0f1ea..9101f2b 100644
> --- a/arch/alpha/kernel/sys_takara.c
> +++ b/arch/alpha/kernel/sys_takara.c
> @@ -155,10 +155,10 @@ takara_init_irq(void)
> * assign it whatever the hell IRQ we like and it doesn't matter.
> */
>
> -static int __init
> +static int
> takara_map_irq_srm(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[15][5] __initdata = {
> + static char irq_tab[15][5] = {
> { 16+3, 16+3, 16+3, 16+3, 16+3}, /* slot 6 == device 3 */
> { 16+2, 16+2, 16+2, 16+2, 16+2}, /* slot 7 == device 2 */
> { 16+1, 16+1, 16+1, 16+1, 16+1}, /* slot 8 == device 1 */
> @@ -210,7 +210,7 @@ takara_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> return COMMON_TABLE_LOOKUP;
> }
>
> -static u8 __init
> +static u8
> takara_swizzle(struct pci_dev *dev, u8 *pinp)
> {
> int slot = PCI_SLOT(dev->devfn);
> diff --git a/arch/alpha/kernel/sys_wildfire.c b/arch/alpha/kernel/sys_wildfire.c
> index ee18748..c3f8b79 100644
> --- a/arch/alpha/kernel/sys_wildfire.c
> +++ b/arch/alpha/kernel/sys_wildfire.c
> @@ -288,10 +288,10 @@ wildfire_device_interrupt(unsigned long vector)
> * 7 64 bit PCI 1 option slot 7
> */
>
> -static int __init
> +static int
> wildfire_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
> {
> - static char irq_tab[8][5] __initdata = {
> + static char irq_tab[8][5] = {
> /*INT INTA INTB INTC INTD */
> { -1, -1, -1, -1, -1}, /* IdSel 0 ISA Bridge */
> { 36, 36, 36+1, 36+2, 36+3}, /* IdSel 1 SCSI builtin */
> --
> 2.4.12
>
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