diff options
Diffstat (limited to 'man/man2/subpage_prot.2')
| -rw-r--r-- | man/man2/subpage_prot.2 | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/man/man2/subpage_prot.2 b/man/man2/subpage_prot.2 index e092708f3f..a65a465f33 100644 --- a/man/man2/subpage_prot.2 +++ b/man/man2/subpage_prot.2 @@ -18,7 +18,7 @@ Standard C library .BR "#include <sys/syscall.h>" " /* Definition of " SYS_* " constants */" .B #include <unistd.h> .P -.BI "int syscall(SYS_subpage_prot, unsigned long " addr ", unsigned long " len , +.BI "int syscall(SYS_subpage_prot, unsigned long " addr ", unsigned long " size , .BI " uint32_t *" map ); .fi .P @@ -37,7 +37,7 @@ a page size of 64\ kB. The protection map is applied to the memory pages in the region starting at .I addr and continuing for -.I len +.I size bytes. Both of these arguments must be aligned to a 64-kB boundary. .P @@ -49,7 +49,7 @@ inside a 64\ kB page (so, the number of 32-bit words pointed to by .I map should equate to the number of 64-kB pages specified by -.IR len ). +.IR size ). Each 2-bit field in the protection map is either 0 to allow any access, 1 to prevent writes, or 2 or 3 to prevent all accesses. .SH RETURN VALUE @@ -68,7 +68,7 @@ is not accessible. The .I addr or -.I len +.I size arguments are incorrect. Both of these arguments must be aligned to a multiple of the system page size, and they must not refer to a region outside of the |