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sreadahead: adding readahead system call into bionic libc

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Add bionic libc to support readahead system call.
This is needed to enable sreadahead to work.

Change-Id: I3856e1a3833db82e6cf42fd34af7631bd40cc723
Author: Winson Yung <winson.w.yung@intel.com>
Signed-off-by: Bruce Beare <bruce.j.beare@intel.com>
This commit is contained in:
Bruce Beare
2011-07-13 10:23:50 -07:00
parent a37f372973
commit e30e909363
9 changed files with 86 additions and 0 deletions
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1
libc/include/sys/linux-syscalls.h
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@@ -20,6 +20,7 @@
#define __NR_getresuid32 (__NR_SYSCALL_BASE + 209)
#define __NR_getresgid32 (__NR_SYSCALL_BASE + 211)
#define __NR_gettid (__NR_SYSCALL_BASE + 224)
#define __NR_readahead (__NR_SYSCALL_BASE + 225)
#define __NR_getgroups32 (__NR_SYSCALL_BASE + 205)
#define __NR_getpgid (__NR_SYSCALL_BASE + 132)
#define __NR_getppid (__NR_SYSCALL_BASE + 64)

1
libc/include/sys/linux-unistd.h
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@@ -20,6 +20,7 @@ gid_t getegid (void);
uid_t getresuid (void);
gid_t getresgid (void);
pid_t gettid (void);
ssize_t readahead (int, off64_t, size_t);
int getgroups (int, gid_t *);
pid_t getpgid (pid_t);
pid_t getppid (void);