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PROT_EXEC for decompressed 'fold'

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modified:   powerpc-linux.elf-entry.S
This commit is contained in:
John Reiser 2017-04-10 15:36:43 -07:00
parent 7a681bd20d
commit d80c145a18
1 changed files with 1 additions and 1 deletions
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src/stub/src/powerpc-linux.elf-entry.S
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@ -180,7 +180,7 @@ sz_auxv= 2*4
li a5,0 // off_t li a5,0 // off_t
li a4,-1 // fd; cater to *BSD for MAP_ANON li a4,-1 // fd; cater to *BSD for MAP_ANON
li a3,MAP_PRIVATE | MAP_ANONYMOUS li a3,MAP_PRIVATE | MAP_ANONYMOUS
li a2,PROT_READ | PROT_WRITE li a2,PROT_READ | PROT_WRITE | PROT_EXEC // 'fold' will execute here
lwz a0,sz_obinfo + sz_cpr(r30) // sizeof(folded_loader) lwz a0,sz_obinfo + sz_cpr(r30) // sizeof(folded_loader)
addi a0,a0,sz_b_info addi a0,a0,sz_b_info
addi t0,a1,-1 // ~page_mask addi t0,a1,-1 // ~page_mask