Messages in this thread | | | Subject | Re: [PATCH -fixes v2] riscv: uaccess: Return the number of bytes effectively not copied | From | patchwork-bot+linux-riscv@kernel ... | Date | Thu, 17 Aug 2023 15:20:24 +0000 |
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Hello:
This patch was applied to riscv/linux.git (fixes) by Palmer Dabbelt <palmer@rivosinc.com>:
On Fri, 11 Aug 2023 17:06:04 +0200 you wrote: > It was reported that the riscv kernel hangs while executing the test > in [1]. > > Indeed, the test hangs when trying to write a buffer to a file. The > problem is that the riscv implementation of raw_copy_from_user() does not > return the correct number of bytes not written when an exception happens > and is fixed up, instead it always returns the initial size to copy, > even if some bytes were actually copied. > > [...]
Here is the summary with links: - [-fixes,v2] riscv: uaccess: Return the number of bytes effectively not copied https://git.kernel.org/riscv/c/4b05b993900d
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