linux-kernel - [PATCH v2 0/5] Fix some bugs on RV32 build fail and issue

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Date:   Wed, 26 Sep 2018 16:31:09 +0800
From:   Zong Li <zongbox@...il.com>
To:     palmer@...ive.com, aou@...s.berkeley.edu
Cc:     hch@...radead.org, zong@...estech.com, vincentc@...estech.com,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Zong Li <zongbox@...il.com>
Subject: [PATCH v2 0/5] Fix some bugs on RV32 build fail and issue

This patches contain the modificaion as follows:
1. Fix up the building fail on RV32.
2. Add umoddi3 and udivmoddi4 functions for RV32.
3. Fix ioremap problem on RV32.

Changes in v2:
 - Retain the copyright notices from libgcc in umoddi3.c and udivmoddi4.c.

Vincent Chen (1):
  RISC-V: Avoid corrupting the upper 32-bit of phys_addr_t in ioremap

Zong Li (4):
  RISC-V: Build tishift only on 64-bit
  RISC-V: Use swiotlb on RV64 only
  lib: Add umoddi3 and udivmoddi4 of GCC library routines
  RISC-V: Select GENERIC_LIB_UMODDI3 on RV32

 arch/riscv/Kconfig        |   1 +
 arch/riscv/kernel/setup.c |   3 +
 arch/riscv/lib/Makefile   |   3 +-
 arch/riscv/mm/ioremap.c   |   2 +-
 lib/Kconfig               |   3 +
 lib/Makefile              |   1 +
 lib/udivmoddi4.c          | 309 ++++++++++++++++++++++++++++++++++++++++++++++
 lib/umoddi3.c             |  34 +++++
 8 files changed, 354 insertions(+), 2 deletions(-)
 create mode 100644 lib/udivmoddi4.c
 create mode 100644 lib/umoddi3.c

-- 
2.7.4