linux/arch/powerpc
Christophe Leroy c46bbf5d2d powerpc/32: Remove powerpc specific definition of 'ptrdiff_t'
For unknown reason, old commit d27dfd388715 ("Import pre2.0.8")
changed 'ptrdiff_t' from 'int' to 'long'.

GCC expects it as 'int' really, and this leads to the following
warning when building KFENCE:

  CC      mm/kfence/report.o
In file included from ./include/linux/printk.h:7,
                 from ./include/linux/kernel.h:16,
                 from mm/kfence/report.c:10:
mm/kfence/report.c: In function 'kfence_report_error':
./include/linux/kern_levels.h:5:18: warning: format '%td' expects argument of type 'ptrdiff_t', but argument 6 has type 'long int' [-Wformat=]
    5 | #define KERN_SOH "\001"  /* ASCII Start Of Header */
      |                  ^~~~~~
./include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH'
   11 | #define KERN_ERR KERN_SOH "3" /* error conditions */
      |                  ^~~~~~~~
./include/linux/printk.h:343:9: note: in expansion of macro 'KERN_ERR'
  343 |  printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
      |         ^~~~~~~~
mm/kfence/report.c:213:3: note: in expansion of macro 'pr_err'
  213 |   pr_err("Out-of-bounds %s at 0x%p (%luB %s of kfence-#%td):\n",
      |   ^~~~~~

<asm-generic/uapi/posix-types.h> defines it as 'int', and
defines 'size_t' and 'ssize_t' exactly as powerpc do, so
remove the powerpc specific definitions and fallback on
generic ones.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Acked-by: Segher Boessenkool <segher@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/e43d133bf52fa19e577f64f3a3a38cedc570377d.1617616601.git.christophe.leroy@csgroup.eu
2021-04-08 21:17:46 +10:00
..
boot powerpc/boot: Fix build of dts/fsl 2020-12-21 22:06:09 +11:00
configs Modules updates for v5.12 2021-02-23 10:15:33 -08:00
crypto crypto: powerpc/sha256 - remove unneeded semicolon 2021-02-10 17:55:57 +11:00
include powerpc/32: Remove powerpc specific definition of 'ptrdiff_t' 2021-04-08 21:17:46 +10:00
kernel powerpc/64s: power4 nap fixup in C 2021-04-08 21:17:45 +10:00
kexec powerpc/kexec_file: fix FDT size estimation for kdump kernel 2021-02-11 23:35:07 +11:00
kvm x86: 2021-02-26 10:00:12 -08:00
lib powerpc/32: Remove ksp_limit 2021-03-29 13:22:05 +11:00
math-emu powerpc/math: Fix missing __user qualifier for get_user() and other sparse warnings 2021-03-29 13:22:12 +11:00
mm powerpc/mm/64s/hash: Add real-mode change_memory_range() for hash LPAR 2021-04-08 21:17:43 +10:00
net powerpc/bpf: Reallocate BPF registers to volatile registers when possible on PPC32 2021-04-03 21:22:21 +11:00
perf powerpc/perf: Fix PMU constraint check for EBB events 2021-04-08 21:17:44 +10:00
platforms powerpc/pseries: remove unneeded semicolon 2021-04-08 21:17:45 +10:00
purgatory powerpc/kexec: Don't use .machine ppc64 in trampoline_64.S 2021-04-08 21:17:43 +10:00
sysdev powerpc/fsl-pci: Fix section mismatch warning 2021-03-29 13:22:14 +11:00
tools powerpc/tools: Remove 90 line limit in checkpatch script 2020-09-08 22:57:11 +10:00
xmon powerpc/32s: mfsrin()/mtsrin() become mfsr()/mtsr() 2021-02-09 01:10:15 +11:00
Kbuild
Kconfig powerpc/mm/64s: Allow STRICT_KERNEL_RWX again 2021-04-08 21:17:43 +10:00
Kconfig.debug powerpc: iommu: fix build when neither PCI or IBMVIO is set 2021-04-08 21:17:46 +10:00
Makefile powerpc/Makefile: Remove workaround for gcc versions below 4.9 2021-03-29 13:22:11 +11:00
Makefile.postlink powerpc: unrel_branch_check.sh: use nm to find symbol value 2020-09-02 11:00:22 +10:00