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| author | Frans Kaashoek <kaashoek@mit.edu> | 2020-08-10 13:05:17 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-08-10 13:05:17 -0400 |
| commit | c31d35d8031c88b7e1ea8657cc9806dfdd4c3ef9 (patch) | |
| tree | a6c903e1c61c08f4cb87700c320752a737081dcb /kernel/sysfile.c | |
| parent | 90eb90b5e203299427c3fde8c996a48835fc93cf (diff) | |
| parent | d8fe1773b26758c7c7b8f36724cd822555b33612 (diff) | |
| download | xv6-labs-2022-c31d35d8031c88b7e1ea8657cc9806dfdd4c3ef9.tar.xz xv6-labs-2022-c31d35d8031c88b7e1ea8657cc9806dfdd4c3ef9.zip | |
Merge branch 'riscv' into riscv
Diffstat (limited to 'kernel/sysfile.c')
| -rw-r--r-- | kernel/sysfile.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/sysfile.c b/kernel/sysfile.c index 7768d20..015c942 100644 --- a/kernel/sysfile.c +++ b/kernel/sysfile.c @@ -341,6 +341,10 @@ sys_open(void) f->readable = !(omode & O_WRONLY); f->writable = (omode & O_WRONLY) || (omode & O_RDWR); + if((omode & O_TRUNC) && ip->type == T_FILE){ + itrunc(ip); + } + iunlock(ip); end_op(); |