Commit 2054ac9baf27ecec52acde96881c9f0278ce04da
1 parent
34c9dd8e
linux-user: Add readahead syscall
Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5479 c046a42c-6fe2-441c-8c8c-71466251a162
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linux-user/syscall.c
| @@ -5761,7 +5761,20 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, | @@ -5761,7 +5761,20 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, | ||
| 5761 | break; | 5761 | break; |
| 5762 | #ifdef TARGET_NR_readahead | 5762 | #ifdef TARGET_NR_readahead |
| 5763 | case TARGET_NR_readahead: | 5763 | case TARGET_NR_readahead: |
| 5764 | - goto unimplemented; | 5764 | +#if TARGET_ABI_BITS == 32 |
| 5765 | +#ifdef TARGET_ARM | ||
| 5766 | + if (((CPUARMState *)cpu_env)->eabi) | ||
| 5767 | + { | ||
| 5768 | + arg2 = arg3; | ||
| 5769 | + arg3 = arg4; | ||
| 5770 | + arg4 = arg5; | ||
| 5771 | + } | ||
| 5772 | +#endif | ||
| 5773 | + ret = get_errno(readahead(arg1, ((off64_t)arg3 << 32) | arg2, arg4)); | ||
| 5774 | +#else | ||
| 5775 | + ret = get_errno(readahead(arg1, arg2, arg3)); | ||
| 5776 | +#endif | ||
| 5777 | + break; | ||
| 5765 | #endif | 5778 | #endif |
| 5766 | #ifdef TARGET_NR_setxattr | 5779 | #ifdef TARGET_NR_setxattr |
| 5767 | case TARGET_NR_setxattr: | 5780 | case TARGET_NR_setxattr: |